320853424

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{51551}}^1$

素因数の和:51948

約数の個数: 20

約数和(自身を含む): 623263680

約数和(自身を除く): 302410256

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 51551, 103102, 206204, 412408, 824816, 20053339, 40106678, 80213356, 160426712, 320853424]

約数ペア:

[(1, 320853424), (2, 160426712), (4, 80213356), (8, 40106678), (16, 20053339), (389, 824816), (778, 412408), (1556, 206204), (3112, 103102), (6224, 51551)]