18683994

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 43962048

約数和(自身を除く): 25278054

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 103, 147, 206, 294, 309, 617, 618, 721, 1234, 1442, 1851, 2163, 3702, 4319, 4326, 5047, 8638, 10094, 12957, 15141, 25914, 30233, 30282, 60466, 63551, 90699, 127102, 181398, 190653, 381306, 444857, 889714, 1334571, 2669142, 3113999, 6227998, 9341997, 18683994]

約数ペア:

[(1, 18683994), (2, 9341997), (3, 6227998), (6, 3113999), (7, 2669142), (14, 1334571), (21, 889714), (42, 444857), (49, 381306), (98, 190653), (103, 181398), (147, 127102), (206, 90699), (294, 63551), (309, 60466), (617, 30282), (618, 30233), (721, 25914), (1234, 15141), (1442, 12957), (1851, 10094), (2163, 8638), (3702, 5047), (4319, 4326)]