1664653456

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{1425217}}^1$

素因数の和:1425298

約数の個数: 20

約数和(自身を含む): 3269450092

約数和(自身を除く): 1604796636

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 1425217, 2850434, 5700868, 11401736, 22803472, 104040841, 208081682, 416163364, 832326728, 1664653456]

約数ペア:

[(1, 1664653456), (2, 832326728), (4, 416163364), (8, 208081682), (16, 104040841), (73, 22803472), (146, 11401736), (292, 5700868), (584, 2850434), (1168, 1425217)]