18413661

素因数分解:

$3^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{547}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 28737120

約数和(自身を除く): 10323459

約数列:

[1, 3, 7, 21, 49, 147, 229, 547, 687, 1603, 1641, 3829, 4809, 11221, 11487, 26803, 33663, 80409, 125263, 375789, 876841, 2630523, 6137887, 18413661]

約数ペア:

[(1, 18413661), (3, 6137887), (7, 2630523), (21, 876841), (49, 375789), (147, 125263), (229, 80409), (547, 33663), (687, 26803), (1603, 11487), (1641, 11221), (3829, 4809)]