18742470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1181}}^1$

素因数の和:1237

約数の個数: 48

約数和(自身を含む): 47062512

約数和(自身を除く): 28320042

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 529, 690, 1058, 1181, 1587, 2362, 2645, 3174, 3543, 5290, 5905, 7086, 7935, 11810, 15870, 17715, 27163, 35430, 54326, 81489, 135815, 162978, 271630, 407445, 624749, 814890, 1249498, 1874247, 3123745, 3748494, 6247490, 9371235, 18742470]

約数ペア:

[(1, 18742470), (2, 9371235), (3, 6247490), (5, 3748494), (6, 3123745), (10, 1874247), (15, 1249498), (23, 814890), (30, 624749), (46, 407445), (69, 271630), (115, 162978), (138, 135815), (230, 81489), (345, 54326), (529, 35430), (690, 27163), (1058, 17715), (1181, 15870), (1587, 11810), (2362, 7935), (2645, 7086), (3174, 5905), (3543, 5290)]