20291496

素因数分解:

$2^3\times 3^1\times {\mathrm{641}}^1\times {\mathrm{1319}}^1$

素因数の和:1969

約数の個数: 32

約数和(自身を含む): 50846400

約数和(自身を除く): 30554904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 641, 1282, 1319, 1923, 2564, 2638, 3846, 3957, 5128, 5276, 7692, 7914, 10552, 15384, 15828, 31656, 845479, 1690958, 2536437, 3381916, 5072874, 6763832, 10145748, 20291496]

約数ペア:

[(1, 20291496), (2, 10145748), (3, 6763832), (4, 5072874), (6, 3381916), (8, 2536437), (12, 1690958), (24, 845479), (641, 31656), (1282, 15828), (1319, 15384), (1923, 10552), (2564, 7914), (2638, 7692), (3846, 5276), (3957, 5128)]