2649207856

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{297263}}^1$

素因数の和:297828

約数の個数: 20

約数和(自身を含む): 5142072672

約数和(自身を除く): 2492864816

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8912, 297263, 594526, 1189052, 2378104, 4756208, 165575491, 331150982, 662301964, 1324603928, 2649207856]

約数ペア:

[(1, 2649207856), (2, 1324603928), (4, 662301964), (8, 331150982), (16, 165575491), (557, 4756208), (1114, 2378104), (2228, 1189052), (4456, 594526), (8912, 297263)]