18812070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4861}}^1$

素因数の和:4917

約数の個数: 48

約数和(自身を含む): 50059152

約数和(自身を除く): 31247082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 4861, 9722, 14583, 24305, 29166, 43749, 48610, 72915, 87498, 145830, 209023, 218745, 418046, 437490, 627069, 1045115, 1254138, 1881207, 2090230, 3135345, 3762414, 6270690, 9406035, 18812070]

約数ペア:

[(1, 18812070), (2, 9406035), (3, 6270690), (5, 3762414), (6, 3135345), (9, 2090230), (10, 1881207), (15, 1254138), (18, 1045115), (30, 627069), (43, 437490), (45, 418046), (86, 218745), (90, 209023), (129, 145830), (215, 87498), (258, 72915), (387, 48610), (430, 43749), (645, 29166), (774, 24305), (1290, 14583), (1935, 9722), (3870, 4861)]