18472590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2254

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 32399730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2207, 2790, 4185, 4414, 6621, 8370, 11035, 13242, 19863, 22070, 33105, 39726, 59589, 66210, 68417, 99315, 119178, 136834, 198630, 205251, 297945, 342085, 410502, 595890, 615753, 684170, 1026255, 1231506, 1847259, 2052510, 3078765, 3694518, 6157530, 9236295, 18472590]

約数ペア:

[(1, 18472590), (2, 9236295), (3, 6157530), (5, 3694518), (6, 3078765), (9, 2052510), (10, 1847259), (15, 1231506), (18, 1026255), (27, 684170), (30, 615753), (31, 595890), (45, 410502), (54, 342085), (62, 297945), (90, 205251), (93, 198630), (135, 136834), (155, 119178), (186, 99315), (270, 68417), (279, 66210), (310, 59589), (465, 39726), (558, 33105), (837, 22070), (930, 19863), (1395, 13242), (1674, 11035), (2207, 8370), (2790, 6621), (4185, 4414)]