16839985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1848

約数の個数: 16

約数和(自身を含む): 21490560

約数和(自身を除く): 4650575

約数列:

[1, 5, 19, 95, 103, 515, 1721, 1957, 8605, 9785, 32699, 163495, 177263, 886315, 3367997, 16839985]

約数ペア:

[(1, 16839985), (5, 3367997), (19, 886315), (95, 177263), (103, 163495), (515, 32699), (1721, 9785), (1957, 8605)]