18079503

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4253}}^1$

素因数の和:4378

約数の個数: 16

約数和(自身を含む): 26204640

約数和(自身を除く): 8125137

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 4253, 12759, 55289, 165867, 463577, 1390731, 6026501, 18079503]

約数ペア:

[(1, 18079503), (3, 6026501), (13, 1390731), (39, 463577), (109, 165867), (327, 55289), (1417, 12759), (4251, 4253)]