20615706

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{13799}}^1$

素因数の和:13890

約数の個数: 24

約数和(自身を含む): 45208800

約数和(自身を除く): 24593094

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 13799, 27598, 41397, 82794, 124191, 248382, 1145317, 2290634, 3435951, 6871902, 10307853, 20615706]

約数ペア:

[(1, 20615706), (2, 10307853), (3, 6871902), (6, 3435951), (9, 2290634), (18, 1145317), (83, 248382), (166, 124191), (249, 82794), (498, 41397), (747, 27598), (1494, 13799)]