19140895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3361}}^1$

素因数の和:3450

約数の個数: 16

約数和(自身を含む): 24690528

約数和(自身を除く): 5549633

約数列:

[1, 5, 17, 67, 85, 335, 1139, 3361, 5695, 16805, 57137, 225187, 285685, 1125935, 3828179, 19140895]

約数ペア:

[(1, 19140895), (5, 3828179), (17, 1125935), (67, 285685), (85, 225187), (335, 57137), (1139, 16805), (3361, 5695)]