18361269

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{21937}}^1$

素因数の和:21977

約数の個数: 16

約数和(自身を含む): 28080640

約数和(自身を除く): 9719371

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 21937, 65811, 197433, 592299, 680047, 2040141, 6120423, 18361269]

約数ペア:

[(1, 18361269), (3, 6120423), (9, 2040141), (27, 680047), (31, 592299), (93, 197433), (279, 65811), (837, 21937)]