20357408

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10429}}^1$

素因数の和:10500

約数の個数: 24

約数和(自身を含む): 40739580

約数和(自身を除く): 20382172

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10429, 20858, 41716, 83432, 166864, 333728, 636169, 1272338, 2544676, 5089352, 10178704, 20357408]

約数ペア:

[(1, 20357408), (2, 10178704), (4, 5089352), (8, 2544676), (16, 1272338), (32, 636169), (61, 333728), (122, 166864), (244, 83432), (488, 41716), (976, 20858), (1952, 10429)]