16618820

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3089}}^1$

素因数の和:3367

約数の個数: 24

約数和(自身を含む): 35040600

約数和(自身を除く): 18421780

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 3089, 5380, 6178, 12356, 15445, 30890, 61780, 830941, 1661882, 3323764, 4154705, 8309410, 16618820]

約数ペア:

[(1, 16618820), (2, 8309410), (4, 4154705), (5, 3323764), (10, 1661882), (20, 830941), (269, 61780), (538, 30890), (1076, 15445), (1345, 12356), (2690, 6178), (3089, 5380)]