20180097260

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7364999}}^1$

素因数の和:7365145

約数の個数: 24

約数和(自身を含む): 42687540000

約数和(自身を除く): 22507442740

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 7364999, 14729998, 29459996, 36824995, 73649990, 147299980, 1009004863, 2018009726, 4036019452, 5045024315, 10090048630, 20180097260]

約数ペア:

[(1, 20180097260), (2, 10090048630), (4, 5045024315), (5, 4036019452), (10, 2018009726), (20, 1009004863), (137, 147299980), (274, 73649990), (548, 36824995), (685, 29459996), (1370, 14729998), (2740, 7364999)]