20153755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5783}}^1$

素因数の和:5846

約数の個数: 16

約数和(自身を含む): 26236224

約数和(自身を除く): 6082469

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 5783, 28915, 98311, 237103, 491555, 1185515, 4030751, 20153755]

約数ペア:

[(1, 20153755), (5, 4030751), (17, 1185515), (41, 491555), (85, 237103), (205, 98311), (697, 28915), (3485, 5783)]