2640766

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:447

約数の個数: 16

約数和(自身を含む): 4128768

約数和(自身を除く): 1488002

約数列:

[1, 2, 31, 62, 191, 223, 382, 446, 5921, 6913, 11842, 13826, 42593, 85186, 1320383, 2640766]

約数ペア:

[(1, 2640766), (2, 1320383), (31, 85186), (62, 42593), (191, 13826), (223, 11842), (382, 6913), (446, 5921)]