20353984752

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1\times {\mathrm{9787}}^1$

素因数の和:11006

約数の個数: 80

約数和(自身を含む): 54053877632

約数和(自身を除く): 33699892880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1171, 1776, 2342, 3513, 4684, 7026, 9368, 9787, 14052, 18736, 19574, 28104, 29361, 39148, 43327, 56208, 58722, 78296, 86654, 117444, 129981, 156592, 173308, 234888, 259962, 346616, 362119, 469776, 519924, 693232, 724238, 1039848, 1086357, 1448476, 2079696, 2172714, 2896952, 4345428, 5793904, 8690856, 11460577, 17381712, 22921154, 34381731, 45842308, 68763462, 91684616, 137526924, 183369232, 275053848, 424041349, 550107696, 848082698, 1272124047, 1696165396, 2544248094, 3392330792, 5088496188, 6784661584, 10176992376, 20353984752]

約数ペア:

[(1, 20353984752), (2, 10176992376), (3, 6784661584), (4, 5088496188), (6, 3392330792), (8, 2544248094), (12, 1696165396), (16, 1272124047), (24, 848082698), (37, 550107696), (48, 424041349), (74, 275053848), (111, 183369232), (148, 137526924), (222, 91684616), (296, 68763462), (444, 45842308), (592, 34381731), (888, 22921154), (1171, 17381712), (1776, 11460577), (2342, 8690856), (3513, 5793904), (4684, 4345428), (7026, 2896952), (9368, 2172714), (9787, 2079696), (14052, 1448476), (18736, 1086357), (19574, 1039848), (28104, 724238), (29361, 693232), (39148, 519924), (43327, 469776), (56208, 362119), (58722, 346616), (78296, 259962), (86654, 234888), (117444, 173308), (129981, 156592)]