19005457688

素因数分解:

$2^3\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{307691}}^1$

素因数の和:308807

約数の個数: 32

約数和(自身を含む): 40763036160

約数和(自身を除く): 21757578472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1103, 2206, 4412, 7721, 8824, 15442, 30884, 61768, 307691, 615382, 1230764, 2153837, 2461528, 4307674, 8615348, 17230696, 339383173, 678766346, 1357532692, 2375682211, 2715065384, 4751364422, 9502728844, 19005457688]

約数ペア:

[(1, 19005457688), (2, 9502728844), (4, 4751364422), (7, 2715065384), (8, 2375682211), (14, 1357532692), (28, 678766346), (56, 339383173), (1103, 17230696), (2206, 8615348), (4412, 4307674), (7721, 2461528), (8824, 2153837), (15442, 1230764), (30884, 615382), (61768, 307691)]