20271862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1601}}^1$

素因数の和:2103

約数の個数: 16

約数和(自身を含む): 32834592

約数和(自身を除く): 12562730

約数列:

[1, 2, 13, 26, 487, 974, 1601, 3202, 6331, 12662, 20813, 41626, 779687, 1559374, 10135931, 20271862]

約数ペア:

[(1, 20271862), (2, 10135931), (13, 1559374), (26, 779687), (487, 41626), (974, 20813), (1601, 12662), (3202, 6331)]