1821611870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{130957}}^1$

素因数の和:131084

約数の個数: 32

約数和(自身を含む): 3564152928

約数和(自身を除く): 1742541058

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 130957, 261914, 654785, 1309570, 1702441, 3404882, 8512205, 14012399, 17024410, 28024798, 70061995, 140123990, 182161187, 364322374, 910805935, 1821611870]

約数ペア:

[(1, 1821611870), (2, 910805935), (5, 364322374), (10, 182161187), (13, 140123990), (26, 70061995), (65, 28024798), (107, 17024410), (130, 14012399), (214, 8512205), (535, 3404882), (1070, 1702441), (1391, 1309570), (2782, 654785), (6955, 261914), (13910, 130957)]