16956740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{44623}}^1$

素因数の和:44651

約数の個数: 24

約数和(自身を含む): 37484160

約数和(自身を除く): 20527420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 44623, 89246, 178492, 223115, 446230, 847837, 892460, 1695674, 3391348, 4239185, 8478370, 16956740]

約数ペア:

[(1, 16956740), (2, 8478370), (4, 4239185), (5, 3391348), (10, 1695674), (19, 892460), (20, 847837), (38, 446230), (76, 223115), (95, 178492), (190, 89246), (380, 44623)]