19605815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4391}}^1$

素因数の和:4462

約数の個数: 16

約数和(自身を含む): 25297920

約数和(自身を除く): 5692105

約数列:

[1, 5, 19, 47, 95, 235, 893, 4391, 4465, 21955, 83429, 206377, 417145, 1031885, 3921163, 19605815]

約数ペア:

[(1, 19605815), (5, 3921163), (19, 1031885), (47, 417145), (95, 206377), (235, 83429), (893, 21955), (4391, 4465)]