18726239488

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{3271}}^1$

素因数の和:3424

約数の個数: 144

約数和(自身を含む): 43338032640

約数和(自身を除く): 24611793152

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 107, 128, 152, 176, 209, 214, 256, 304, 352, 418, 428, 608, 704, 836, 856, 1177, 1216, 1408, 1672, 1712, 2033, 2354, 2432, 2816, 3271, 3344, 3424, 4066, 4708, 4864, 6542, 6688, 6848, 8132, 9416, 13084, 13376, 13696, 16264, 18832, 22363, 26168, 26752, 27392, 32528, 35981, 37664, 44726, 52336, 53504, 62149, 65056, 71962, 75328, 89452, 104672, 124298, 130112, 143924, 150656, 178904, 209344, 248596, 260224, 287848, 301312, 349997, 357808, 418688, 497192, 520448, 575696, 683639, 699994, 715616, 837376, 994384, 1151392, 1367278, 1399988, 1431232, 1988768, 2302784, 2734556, 2799976, 2862464, 3849967, 3977536, 4605568, 5469112, 5599952, 5724928, 6649943, 7699934, 7955072, 9211136, 10938224, 11199904, 13299886, 15399868, 15910144, 21876448, 22399808, 26599772, 30799736, 43752896, 44799616, 53199544, 61599472, 73149373, 87505792, 89599232, 106399088, 123198944, 146298746, 175011584, 212798176, 246397888, 292597492, 425596352, 492795776, 585194984, 851192704, 985591552, 1170389968, 1702385408, 2340779936, 4681559872, 9363119744, 18726239488]

約数ペア:

[(1, 18726239488), (2, 9363119744), (4, 4681559872), (8, 2340779936), (11, 1702385408), (16, 1170389968), (19, 985591552), (22, 851192704), (32, 585194984), (38, 492795776), (44, 425596352), (64, 292597492), (76, 246397888), (88, 212798176), (107, 175011584), (128, 146298746), (152, 123198944), (176, 106399088), (209, 89599232), (214, 87505792), (256, 73149373), (304, 61599472), (352, 53199544), (418, 44799616), (428, 43752896), (608, 30799736), (704, 26599772), (836, 22399808), (856, 21876448), (1177, 15910144), (1216, 15399868), (1408, 13299886), (1672, 11199904), (1712, 10938224), (2033, 9211136), (2354, 7955072), (2432, 7699934), (2816, 6649943), (3271, 5724928), (3344, 5599952), (3424, 5469112), (4066, 4605568), (4708, 3977536), (4864, 3849967), (6542, 2862464), (6688, 2799976), (6848, 2734556), (8132, 2302784), (9416, 1988768), (13084, 1431232), (13376, 1399988), (13696, 1367278), (16264, 1151392), (18832, 994384), (22363, 837376), (26168, 715616), (26752, 699994), (27392, 683639), (32528, 575696), (35981, 520448), (37664, 497192), (44726, 418688), (52336, 357808), (53504, 349997), (62149, 301312), (65056, 287848), (71962, 260224), (75328, 248596), (89452, 209344), (104672, 178904), (124298, 150656), (130112, 143924)]