20122039936

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{86423}}^1$

素因数の和:86561

約数の個数: 64

約数和(自身を含む): 42842105280

約数和(自身を除く): 22720065344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 107, 128, 136, 214, 272, 428, 544, 856, 1088, 1712, 1819, 2176, 3424, 3638, 6848, 7276, 13696, 14552, 29104, 58208, 86423, 116416, 172846, 232832, 345692, 691384, 1382768, 1469191, 2765536, 2938382, 5531072, 5876764, 9247261, 11062144, 11753528, 18494522, 23507056, 36989044, 47014112, 73978088, 94028224, 147956176, 157203437, 188056448, 295912352, 314406874, 591824704, 628813748, 1183649408, 1257627496, 2515254992, 5030509984, 10061019968, 20122039936]

約数ペア:

[(1, 20122039936), (2, 10061019968), (4, 5030509984), (8, 2515254992), (16, 1257627496), (17, 1183649408), (32, 628813748), (34, 591824704), (64, 314406874), (68, 295912352), (107, 188056448), (128, 157203437), (136, 147956176), (214, 94028224), (272, 73978088), (428, 47014112), (544, 36989044), (856, 23507056), (1088, 18494522), (1712, 11753528), (1819, 11062144), (2176, 9247261), (3424, 5876764), (3638, 5531072), (6848, 2938382), (7276, 2765536), (13696, 1469191), (14552, 1382768), (29104, 691384), (58208, 345692), (86423, 232832), (116416, 172846)]