20790403898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2719}}^1\times {\mathrm{347561}}^1$

素因数の和:350293

約数の個数: 16

約数和(自身を含む): 34033271040

約数和(自身を除く): 13242867142

約数列:

[1, 2, 11, 22, 2719, 5438, 29909, 59818, 347561, 695122, 3823171, 7646342, 945018359, 1890036718, 10395201949, 20790403898]

約数ペア:

[(1, 20790403898), (2, 10395201949), (11, 1890036718), (22, 945018359), (2719, 7646342), (5438, 3823171), (29909, 695122), (59818, 347561)]