1389968

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:914

約数の個数: 20

約数和(自身を含む): 2721180

約数和(自身を除く): 1331212

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 797, 872, 1594, 1744, 3188, 6376, 12752, 86873, 173746, 347492, 694984, 1389968]

約数ペア:

[(1, 1389968), (2, 694984), (4, 347492), (8, 173746), (16, 86873), (109, 12752), (218, 6376), (436, 3188), (797, 1744), (872, 1594)]