20179485

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8461}}^1$

素因数の和:8525

約数の個数: 24

約数和(自身を含む): 35641944

約数和(自身を除く): 15462459

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 8461, 25383, 42305, 76149, 126915, 380745, 448433, 1345299, 2242165, 4035897, 6726495, 20179485]

約数ペア:

[(1, 20179485), (3, 6726495), (5, 4035897), (9, 2242165), (15, 1345299), (45, 448433), (53, 380745), (159, 126915), (265, 76149), (477, 42305), (795, 25383), (2385, 8461)]