16405090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2381}}^1$

素因数の和:2454

約数の個数: 32

約数和(自身を含む): 32414256

約数和(自身を除く): 16009166

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 2381, 3445, 4762, 6890, 11905, 23810, 30953, 61906, 126193, 154765, 252386, 309530, 630965, 1261930, 1640509, 3281018, 8202545, 16405090]

約数ペア:

[(1, 16405090), (2, 8202545), (5, 3281018), (10, 1640509), (13, 1261930), (26, 630965), (53, 309530), (65, 252386), (106, 154765), (130, 126193), (265, 61906), (530, 30953), (689, 23810), (1378, 11905), (2381, 6890), (3445, 4762)]