1989692078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{8629}}^1$

素因数の和:8912

約数の個数: 32

約数和(自身を含む): 3340431360

約数和(自身を除く): 1350739282

約数列:

[1, 2, 11, 22, 47, 94, 223, 446, 517, 1034, 2453, 4906, 8629, 10481, 17258, 20962, 94919, 115291, 189838, 230582, 405563, 811126, 1924267, 3848534, 4461193, 8922386, 21166937, 42333874, 90440549, 180881098, 994846039, 1989692078]

約数ペア:

[(1, 1989692078), (2, 994846039), (11, 180881098), (22, 90440549), (47, 42333874), (94, 21166937), (223, 8922386), (446, 4461193), (517, 3848534), (1034, 1924267), (2453, 811126), (4906, 405563), (8629, 230582), (10481, 189838), (17258, 115291), (20962, 94919)]