20136555

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8443}}^1$

素因数の和:8507

約数の個数: 24

約数和(自身を含む): 35566128

約数和(自身を除く): 15429573

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 8443, 25329, 42215, 75987, 126645, 379935, 447479, 1342437, 2237395, 4027311, 6712185, 20136555]

約数ペア:

[(1, 20136555), (3, 6712185), (5, 4027311), (9, 2237395), (15, 1342437), (45, 447479), (53, 379935), (159, 126645), (265, 75987), (477, 42215), (795, 25329), (2385, 8443)]