18981330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8009}}^1$

素因数の和:8098

約数の個数: 32

約数和(自身を含む): 46137600

約数和(自身を除く): 27156270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8009, 16018, 24027, 40045, 48054, 80090, 120135, 240270, 632711, 1265422, 1898133, 3163555, 3796266, 6327110, 9490665, 18981330]

約数ペア:

[(1, 18981330), (2, 9490665), (3, 6327110), (5, 3796266), (6, 3163555), (10, 1898133), (15, 1265422), (30, 632711), (79, 240270), (158, 120135), (237, 80090), (395, 48054), (474, 40045), (790, 24027), (1185, 16018), (2370, 8009)]