20783952

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 200

約数和(自身を含む): 72019200

約数和(自身を除く): 51235248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 36, 42, 48, 54, 56, 58, 63, 72, 79, 81, 84, 87, 108, 112, 116, 126, 144, 158, 162, 168, 174, 189, 203, 216, 232, 237, 252, 261, 316, 324, 336, 348, 378, 406, 432, 464, 474, 504, 522, 553, 567, 609, 632, 648, 696, 711, 756, 783, 812, 948, 1008, 1044, 1106, 1134, 1218, 1264, 1296, 1392, 1422, 1512, 1566, 1624, 1659, 1827, 1896, 2088, 2133, 2212, 2268, 2291, 2349, 2436, 2844, 3024, 3132, 3248, 3318, 3654, 3792, 4176, 4266, 4424, 4536, 4582, 4698, 4872, 4977, 5481, 5688, 6264, 6399, 6636, 6873, 7308, 8532, 8848, 9072, 9164, 9396, 9744, 9954, 10962, 11376, 12528, 12798, 13272, 13746, 14616, 14931, 16037, 16443, 17064, 18328, 18792, 19908, 20619, 21924, 25596, 26544, 27492, 29232, 29862, 32074, 32886, 34128, 36656, 37584, 39816, 41238, 43848, 44793, 48111, 51192, 54984, 59724, 61857, 64148, 65772, 79632, 82476, 87696, 89586, 96222, 102384, 109968, 119448, 123714, 128296, 131544, 144333, 164952, 179172, 185571, 192444, 238896, 247428, 256592, 263088, 288666, 329904, 358344, 371142, 384888, 432999, 494856, 577332, 716688, 742284, 769776, 865998, 989712, 1154664, 1298997, 1484568, 1731996, 2309328, 2597994, 2969136, 3463992, 5195988, 6927984, 10391976, 20783952]

約数ペア:

[(1, 20783952), (2, 10391976), (3, 6927984), (4, 5195988), (6, 3463992), (7, 2969136), (8, 2597994), (9, 2309328), (12, 1731996), (14, 1484568), (16, 1298997), (18, 1154664), (21, 989712), (24, 865998), (27, 769776), (28, 742284), (29, 716688), (36, 577332), (42, 494856), (48, 432999), (54, 384888), (56, 371142), (58, 358344), (63, 329904), (72, 288666), (79, 263088), (81, 256592), (84, 247428), (87, 238896), (108, 192444), (112, 185571), (116, 179172), (126, 164952), (144, 144333), (158, 131544), (162, 128296), (168, 123714), (174, 119448), (189, 109968), (203, 102384), (216, 96222), (232, 89586), (237, 87696), (252, 82476), (261, 79632), (316, 65772), (324, 64148), (336, 61857), (348, 59724), (378, 54984), (406, 51192), (432, 48111), (464, 44793), (474, 43848), (504, 41238), (522, 39816), (553, 37584), (567, 36656), (609, 34128), (632, 32886), (648, 32074), (696, 29862), (711, 29232), (756, 27492), (783, 26544), (812, 25596), (948, 21924), (1008, 20619), (1044, 19908), (1106, 18792), (1134, 18328), (1218, 17064), (1264, 16443), (1296, 16037), (1392, 14931), (1422, 14616), (1512, 13746), (1566, 13272), (1624, 12798), (1659, 12528), (1827, 11376), (1896, 10962), (2088, 9954), (2133, 9744), (2212, 9396), (2268, 9164), (2291, 9072), (2349, 8848), (2436, 8532), (2844, 7308), (3024, 6873), (3132, 6636), (3248, 6399), (3318, 6264), (3654, 5688), (3792, 5481), (4176, 4977), (4266, 4872), (4424, 4698), (4536, 4582)]