18340413

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67181}}^1$

素因数の和:67204

約数の個数: 16

約数和(自身を含む): 30097536

約数和(自身を除く): 11757123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 67181, 201543, 470267, 873353, 1410801, 2620059, 6113471, 18340413]

約数ペア:

[(1, 18340413), (3, 6113471), (7, 2620059), (13, 1410801), (21, 873353), (39, 470267), (91, 201543), (273, 67181)]