15731984

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{7177}}^1$

素因数の和:7322

約数の個数: 20

約数和(自身を含む): 30707484

約数和(自身を除く): 14975500

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 7177, 14354, 28708, 57416, 114832, 983249, 1966498, 3932996, 7865992, 15731984]

約数ペア:

[(1, 15731984), (2, 7865992), (4, 3932996), (8, 1966498), (16, 983249), (137, 114832), (274, 57416), (548, 28708), (1096, 14354), (2192, 7177)]