20153325104

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{28183}}^1$

素因数の和:28458

約数の個数: 80

約数和(自身を含む): 45292815360

約数和(自身を除く): 25139490256

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 239, 272, 374, 478, 748, 956, 1496, 1912, 2629, 2992, 3824, 4063, 5258, 8126, 10516, 16252, 21032, 28183, 32504, 42064, 44693, 56366, 65008, 89386, 112732, 178772, 225464, 310013, 357544, 450928, 479111, 620026, 715088, 958222, 1240052, 1916444, 2480104, 3832888, 4960208, 5270221, 6735737, 7665776, 10540442, 13471474, 21080884, 26942948, 42161768, 53885896, 74093107, 84323536, 107771792, 114507529, 148186214, 229015058, 296372428, 458030116, 592744856, 916060232, 1185489712, 1259582819, 1832120464, 2519165638, 5038331276, 10076662552, 20153325104]

約数ペア:

[(1, 20153325104), (2, 10076662552), (4, 5038331276), (8, 2519165638), (11, 1832120464), (16, 1259582819), (17, 1185489712), (22, 916060232), (34, 592744856), (44, 458030116), (68, 296372428), (88, 229015058), (136, 148186214), (176, 114507529), (187, 107771792), (239, 84323536), (272, 74093107), (374, 53885896), (478, 42161768), (748, 26942948), (956, 21080884), (1496, 13471474), (1912, 10540442), (2629, 7665776), (2992, 6735737), (3824, 5270221), (4063, 4960208), (5258, 3832888), (8126, 2480104), (10516, 1916444), (16252, 1240052), (21032, 958222), (28183, 715088), (32504, 620026), (42064, 479111), (44693, 450928), (56366, 357544), (65008, 310013), (89386, 225464), (112732, 178772)]