20123845918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17258873}}^1$

素因数の和:17258939

約数の個数: 16

約数和(自身を含む): 33551251056

約数和(自身を除く): 13427405138

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17258873, 34517746, 189847603, 379695206, 914720269, 1829440538, 10061922959, 20123845918]

約数ペア:

[(1, 20123845918), (2, 10061922959), (11, 1829440538), (22, 914720269), (53, 379695206), (106, 189847603), (583, 34517746), (1166, 17258873)]