18145881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5003}}^1$

素因数の和:5053

約数の個数: 24

約数和(自身を含む): 29143296

約数和(自身を除く): 10997415

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5003, 15009, 45027, 65039, 155093, 195117, 465279, 585351, 1395837, 2016209, 6048627, 18145881]

約数ペア:

[(1, 18145881), (3, 6048627), (9, 2016209), (13, 1395837), (31, 585351), (39, 465279), (93, 195117), (117, 155093), (279, 65039), (403, 45027), (1209, 15009), (3627, 5003)]