18882485

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4229}}^1$

素因数の和:4300

約数の個数: 16

約数和(自身を含む): 24364800

約数和(自身を除く): 5482315

約数列:

[1, 5, 19, 47, 95, 235, 893, 4229, 4465, 21145, 80351, 198763, 401755, 993815, 3776497, 18882485]

約数ペア:

[(1, 18882485), (5, 3776497), (19, 993815), (47, 401755), (95, 198763), (235, 80351), (893, 21145), (4229, 4465)]