20734605

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24251}}^1$

素因数の和:24281

約数の個数: 24

約数和(自身を含む): 37833120

約数和(自身を除く): 17098515

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 24251, 72753, 121255, 218259, 363765, 460769, 1091295, 1382307, 2303845, 4146921, 6911535, 20734605]

約数ペア:

[(1, 20734605), (3, 6911535), (5, 4146921), (9, 2303845), (15, 1382307), (19, 1091295), (45, 460769), (57, 363765), (95, 218259), (171, 121255), (285, 72753), (855, 24251)]