18662189

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29297}}^1$

素因数の和:29324

約数の個数: 12

約数和(自身を含む): 23379804

約数和(自身を除く): 4717615

約数列:

[1, 7, 13, 49, 91, 637, 29297, 205079, 380861, 1435553, 2666027, 18662189]

約数ペア:

[(1, 18662189), (7, 2666027), (13, 1435553), (49, 380861), (91, 205079), (637, 29297)]