18262257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 27646080

約数和(自身を除く): 9383823

約数列:

[1, 3, 13, 29, 39, 67, 87, 201, 241, 377, 723, 871, 1131, 1943, 2613, 3133, 5829, 6989, 9399, 16147, 20967, 25259, 48441, 75777, 90857, 209911, 272571, 468263, 629733, 1404789, 6087419, 18262257]

約数ペア:

[(1, 18262257), (3, 6087419), (13, 1404789), (29, 629733), (39, 468263), (67, 272571), (87, 209911), (201, 90857), (241, 75777), (377, 48441), (723, 25259), (871, 20967), (1131, 16147), (1943, 9399), (2613, 6989), (3133, 5829)]