18402891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 28703808

約数和(自身を除く): 10300917

約数列:

[1, 3, 13, 17, 39, 41, 51, 123, 221, 533, 663, 677, 697, 1599, 2031, 2091, 8801, 9061, 11509, 26403, 27183, 27757, 34527, 83271, 149617, 360841, 448851, 471869, 1082523, 1415607, 6134297, 18402891]

約数ペア:

[(1, 18402891), (3, 6134297), (13, 1415607), (17, 1082523), (39, 471869), (41, 448851), (51, 360841), (123, 149617), (221, 83271), (533, 34527), (663, 27757), (677, 27183), (697, 26403), (1599, 11509), (2031, 9061), (2091, 8801)]