19538315

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 24468480

約数和(自身を除く): 4930165

約数列:

[1, 5, 29, 127, 145, 635, 1061, 3683, 5305, 18415, 30769, 134747, 153845, 673735, 3907663, 19538315]

約数ペア:

[(1, 19538315), (5, 3907663), (29, 673735), (127, 153845), (145, 134747), (635, 30769), (1061, 18415), (3683, 5305)]