18655845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3299}}^1$

素因数の和:3349

約数の個数: 32

約数和(自身を含む): 33264000

約数和(自身を除く): 14608155

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3299, 5655, 9897, 16495, 42887, 49485, 95671, 128661, 214435, 287013, 478355, 643305, 1243723, 1435065, 3731169, 6218615, 18655845]

約数ペア:

[(1, 18655845), (3, 6218615), (5, 3731169), (13, 1435065), (15, 1243723), (29, 643305), (39, 478355), (65, 287013), (87, 214435), (145, 128661), (195, 95671), (377, 49485), (435, 42887), (1131, 16495), (1885, 9897), (3299, 5655)]