19521695

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1409}}^1$

素因数の和:1594

約数の個数: 16

約数和(自身を含む): 24973920

約数和(自身を除く): 5452225

約数列:

[1, 5, 17, 85, 163, 815, 1409, 2771, 7045, 13855, 23953, 119765, 229667, 1148335, 3904339, 19521695]

約数ペア:

[(1, 19521695), (5, 3904339), (17, 1148335), (85, 229667), (163, 119765), (815, 23953), (1409, 13855), (2771, 7045)]