19953790

素因数分解:

$2^1\times 5^1\times {\mathrm{367}}^1\times {\mathrm{5437}}^1$

素因数の和:5811

約数の個数: 16

約数和(自身を含む): 36021312

約数和(自身を除く): 16067522

約数列:

[1, 2, 5, 10, 367, 734, 1835, 3670, 5437, 10874, 27185, 54370, 1995379, 3990758, 9976895, 19953790]

約数ペア:

[(1, 19953790), (2, 9976895), (5, 3990758), (10, 1995379), (367, 54370), (734, 27185), (1835, 10874), (3670, 5437)]