1640222008

素因数分解:

$2^3\times {\mathrm{1451}}^1\times {\mathrm{141301}}^1$

素因数の和:142758

約数の個数: 16

約数和(自身を含む): 3077557560

約数和(自身を除く): 1437335552

約数列:

[1, 2, 4, 8, 1451, 2902, 5804, 11608, 141301, 282602, 565204, 1130408, 205027751, 410055502, 820111004, 1640222008]

約数ペア:

[(1, 1640222008), (2, 820111004), (4, 410055502), (8, 205027751), (1451, 1130408), (2902, 565204), (5804, 282602), (11608, 141301)]