20148135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{617}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 37020672

約数和(自身を除く): 16872537

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 311, 617, 933, 1555, 1851, 2177, 3085, 4319, 4665, 6531, 9255, 10885, 12957, 21595, 32655, 64785, 191887, 575661, 959435, 1343209, 2878305, 4029627, 6716045, 20148135]

約数ペア:

[(1, 20148135), (3, 6716045), (5, 4029627), (7, 2878305), (15, 1343209), (21, 959435), (35, 575661), (105, 191887), (311, 64785), (617, 32655), (933, 21595), (1555, 12957), (1851, 10885), (2177, 9255), (3085, 6531), (4319, 4665)]