18155930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139661}}^1$

素因数の和:139681

約数の個数: 16

約数和(自身を含む): 35194824

約数和(自身を除く): 17038894

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139661, 279322, 698305, 1396610, 1815593, 3631186, 9077965, 18155930]

約数ペア:

[(1, 18155930), (2, 9077965), (5, 3631186), (10, 1815593), (13, 1396610), (26, 698305), (65, 279322), (130, 139661)]