20173909905

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5037181}}^1$

素因数の和:5037281

約数の個数: 24

約数和(自身を含む): 35361017640

約数和(自身を除く): 15187107735

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 5037181, 15111543, 25185905, 45334629, 75557715, 226673145, 448309109, 1344927327, 2241545545, 4034781981, 6724636635, 20173909905]

約数ペア:

[(1, 20173909905), (3, 6724636635), (5, 4034781981), (9, 2241545545), (15, 1344927327), (45, 448309109), (89, 226673145), (267, 75557715), (445, 45334629), (801, 25185905), (1335, 15111543), (4005, 5037181)]