18537101568

素因数分解:

$2^8\times 3^2\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:685

約数の個数: 216

約数和(自身を含む): 54342928640

約数和(自身を除く): 35805827072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 109, 128, 144, 192, 218, 223, 256, 288, 327, 331, 384, 436, 446, 576, 654, 662, 669, 768, 872, 892, 981, 993, 1152, 1308, 1324, 1338, 1744, 1784, 1962, 1986, 2007, 2304, 2616, 2648, 2676, 2979, 3488, 3568, 3924, 3972, 4014, 5232, 5296, 5352, 5958, 6976, 7136, 7848, 7944, 8028, 10464, 10592, 10704, 11916, 13952, 14272, 15696, 15888, 16056, 20928, 21184, 21408, 23832, 24307, 27904, 28544, 31392, 31776, 32112, 36079, 41856, 42368, 42816, 47664, 48614, 57088, 62784, 63552, 64224, 72158, 72921, 73813, 83712, 84736, 85632, 95328, 97228, 108237, 125568, 127104, 128448, 144316, 145842, 147626, 171264, 190656, 194456, 216474, 218763, 221439, 251136, 254208, 256896, 288632, 291684, 295252, 324711, 381312, 388912, 432948, 437526, 442878, 513792, 577264, 583368, 590504, 649422, 664317, 762624, 777824, 865896, 875052, 885756, 1154528, 1166736, 1181008, 1298844, 1328634, 1555648, 1731792, 1750104, 1771512, 2309056, 2333472, 2362016, 2597688, 2657268, 3111296, 3463584, 3500208, 3543024, 4618112, 4666944, 4724032, 5195376, 5314536, 6222592, 6927168, 7000416, 7086048, 8045617, 9236224, 9333888, 9448064, 10390752, 10629072, 13854336, 14000832, 14172096, 16091234, 18667776, 18896128, 20781504, 21258144, 24136851, 27708672, 28001664, 28344192, 32182468, 41563008, 42516288, 48273702, 56003328, 56688384, 64364936, 72410553, 83126016, 85032576, 96547404, 128729872, 144821106, 170065152, 193094808, 257459744, 289642212, 386189616, 514919488, 579284424, 772379232, 1029838976, 1158568848, 1544758464, 2059677952, 2317137696, 3089516928, 4634275392, 6179033856, 9268550784, 18537101568]

約数ペア:

[(1, 18537101568), (2, 9268550784), (3, 6179033856), (4, 4634275392), (6, 3089516928), (8, 2317137696), (9, 2059677952), (12, 1544758464), (16, 1158568848), (18, 1029838976), (24, 772379232), (32, 579284424), (36, 514919488), (48, 386189616), (64, 289642212), (72, 257459744), (96, 193094808), (109, 170065152), (128, 144821106), (144, 128729872), (192, 96547404), (218, 85032576), (223, 83126016), (256, 72410553), (288, 64364936), (327, 56688384), (331, 56003328), (384, 48273702), (436, 42516288), (446, 41563008), (576, 32182468), (654, 28344192), (662, 28001664), (669, 27708672), (768, 24136851), (872, 21258144), (892, 20781504), (981, 18896128), (993, 18667776), (1152, 16091234), (1308, 14172096), (1324, 14000832), (1338, 13854336), (1744, 10629072), (1784, 10390752), (1962, 9448064), (1986, 9333888), (2007, 9236224), (2304, 8045617), (2616, 7086048), (2648, 7000416), (2676, 6927168), (2979, 6222592), (3488, 5314536), (3568, 5195376), (3924, 4724032), (3972, 4666944), (4014, 4618112), (5232, 3543024), (5296, 3500208), (5352, 3463584), (5958, 3111296), (6976, 2657268), (7136, 2597688), (7848, 2362016), (7944, 2333472), (8028, 2309056), (10464, 1771512), (10592, 1750104), (10704, 1731792), (11916, 1555648), (13952, 1328634), (14272, 1298844), (15696, 1181008), (15888, 1166736), (16056, 1154528), (20928, 885756), (21184, 875052), (21408, 865896), (23832, 777824), (24307, 762624), (27904, 664317), (28544, 649422), (31392, 590504), (31776, 583368), (32112, 577264), (36079, 513792), (41856, 442878), (42368, 437526), (42816, 432948), (47664, 388912), (48614, 381312), (57088, 324711), (62784, 295252), (63552, 291684), (64224, 288632), (72158, 256896), (72921, 254208), (73813, 251136), (83712, 221439), (84736, 218763), (85632, 216474), (95328, 194456), (97228, 190656), (108237, 171264), (125568, 147626), (127104, 145842), (128448, 144316)]