19748695

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4423}}^1$

素因数の和:4494

約数の個数: 16

約数和(自身を含む): 25482240

約数和(自身を除く): 5733545

約数列:

[1, 5, 19, 47, 95, 235, 893, 4423, 4465, 22115, 84037, 207881, 420185, 1039405, 3949739, 19748695]

約数ペア:

[(1, 19748695), (5, 3949739), (19, 1039405), (47, 420185), (95, 207881), (235, 84037), (893, 22115), (4423, 4465)]