20933155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1231}}^1$

素因数の和:1434

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 5678045

約数列:

[1, 5, 19, 95, 179, 895, 1231, 3401, 6155, 17005, 23389, 116945, 220349, 1101745, 4186631, 20933155]

約数ペア:

[(1, 20933155), (5, 4186631), (19, 1101745), (95, 220349), (179, 116945), (895, 23389), (1231, 17005), (3401, 6155)]