18746121

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2683}}^1$

素因数の和:2840

約数の個数: 16

約数和(自身を含む): 26668224

約数和(自身を除く): 7922103

約数列:

[1, 3, 17, 51, 137, 411, 2329, 2683, 6987, 8049, 45611, 136833, 367571, 1102713, 6248707, 18746121]

約数ペア:

[(1, 18746121), (3, 6248707), (17, 1102713), (51, 367571), (137, 136833), (411, 45611), (2329, 8049), (2683, 6987)]