66678544

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{11941}}^1$

素因数の和:12298

約数の個数: 20

約数和(自身を含む): 129570700

約数和(自身を除く): 62892156

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 11941, 23882, 47764, 95528, 191056, 4167409, 8334818, 16669636, 33339272, 66678544]

約数ペア:

[(1, 66678544), (2, 33339272), (4, 16669636), (8, 8334818), (16, 4167409), (349, 191056), (698, 95528), (1396, 47764), (2792, 23882), (5584, 11941)]