20443030

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28793}}^1$

素因数の和:28871

約数の個数: 16

約数和(自身を含む): 37317024

約数和(自身を除く): 16873994

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 28793, 57586, 143965, 287930, 2044303, 4088606, 10221515, 20443030]

約数ペア:

[(1, 20443030), (2, 10221515), (5, 4088606), (10, 2044303), (71, 287930), (142, 143965), (355, 57586), (710, 28793)]