18427406

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{1097}}^1$

素因数の和:1363

約数の個数: 16

約数和(自身を含む): 28539216

約数和(自身を除く): 10111810

約数列:

[1, 2, 37, 74, 227, 454, 1097, 2194, 8399, 16798, 40589, 81178, 249019, 498038, 9213703, 18427406]

約数ペア:

[(1, 18427406), (2, 9213703), (37, 498038), (74, 249019), (227, 81178), (454, 40589), (1097, 16798), (2194, 8399)]