20181195

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5039}}^1$

素因数の和:5139

約数の個数: 24

約数和(自身を含む): 35380800

約数和(自身を除く): 15199605

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 5039, 15117, 25195, 45351, 75585, 226755, 448471, 1345413, 2242355, 4036239, 6727065, 20181195]

約数ペア:

[(1, 20181195), (3, 6727065), (5, 4036239), (9, 2242355), (15, 1345413), (45, 448471), (89, 226755), (267, 75585), (445, 45351), (801, 25195), (1335, 15117), (4005, 5039)]