18697454

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{821}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 28704240

約数和(自身を除く): 10006786

約数列:

[1, 2, 59, 118, 193, 386, 821, 1642, 11387, 22774, 48439, 96878, 158453, 316906, 9348727, 18697454]

約数ペア:

[(1, 18697454), (2, 9348727), (59, 316906), (118, 158453), (193, 96878), (386, 48439), (821, 22774), (1642, 11387)]