20215360528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{4271}}^1\times {\mathrm{26893}}^1$

素因数の和:31183

約数の個数: 40

約数和(自身を含む): 42739514496

約数和(自身を除く): 22524153968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 4271, 8542, 17084, 26893, 34168, 46981, 53786, 68336, 93962, 107572, 187924, 215144, 295823, 375848, 430288, 591646, 751696, 1183292, 2366584, 4733168, 114860003, 229720006, 459440012, 918880024, 1263460033, 1837760048, 2526920066, 5053840132, 10107680264, 20215360528]

約数ペア:

[(1, 20215360528), (2, 10107680264), (4, 5053840132), (8, 2526920066), (11, 1837760048), (16, 1263460033), (22, 918880024), (44, 459440012), (88, 229720006), (176, 114860003), (4271, 4733168), (8542, 2366584), (17084, 1183292), (26893, 751696), (34168, 591646), (46981, 430288), (53786, 375848), (68336, 295823), (93962, 215144), (107572, 187924)]