218422984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2100221}}^1$

素因数の和:2100240

約数の個数: 16

約数和(自身を含む): 441046620

約数和(自身を除く): 222623636

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2100221, 4200442, 8400884, 16801768, 27302873, 54605746, 109211492, 218422984]

約数ペア:

[(1, 218422984), (2, 109211492), (4, 54605746), (8, 27302873), (13, 16801768), (26, 8400884), (52, 4200442), (104, 2100221)]