1021919216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{16223}}^1$

素因数の和:16389

約数の個数: 40

約数和(自身を含む): 2060058624

約数和(自身を除く): 1038139408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3937, 7874, 15748, 16223, 31496, 32446, 62992, 64892, 129784, 259568, 502913, 1005826, 2011652, 2060321, 4023304, 4120642, 8046608, 8241284, 16482568, 32965136, 63869951, 127739902, 255479804, 510959608, 1021919216]

約数ペア:

[(1, 1021919216), (2, 510959608), (4, 255479804), (8, 127739902), (16, 63869951), (31, 32965136), (62, 16482568), (124, 8241284), (127, 8046608), (248, 4120642), (254, 4023304), (496, 2060321), (508, 2011652), (1016, 1005826), (2032, 502913), (3937, 259568), (7874, 129784), (15748, 64892), (16223, 62992), (31496, 32446)]