18187452

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 48688640

約数和(自身を除く): 30501188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 379, 387, 516, 558, 758, 774, 1116, 1137, 1333, 1516, 1548, 2274, 2666, 3411, 3999, 4548, 5332, 6822, 7998, 11749, 11997, 13644, 15996, 16297, 23498, 23994, 32594, 35247, 46996, 47988, 48891, 65188, 70494, 97782, 105741, 140988, 146673, 195564, 211482, 293346, 422964, 505207, 586692, 1010414, 1515621, 2020828, 3031242, 4546863, 6062484, 9093726, 18187452]

約数ペア:

[(1, 18187452), (2, 9093726), (3, 6062484), (4, 4546863), (6, 3031242), (9, 2020828), (12, 1515621), (18, 1010414), (31, 586692), (36, 505207), (43, 422964), (62, 293346), (86, 211482), (93, 195564), (124, 146673), (129, 140988), (172, 105741), (186, 97782), (258, 70494), (279, 65188), (372, 48891), (379, 47988), (387, 46996), (516, 35247), (558, 32594), (758, 23994), (774, 23498), (1116, 16297), (1137, 15996), (1333, 13644), (1516, 11997), (1548, 11749), (2274, 7998), (2666, 6822), (3411, 5332), (3999, 4548)]