20877206

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13681}}^1$

素因数の和:13799

約数の個数: 16

約数和(自身を含む): 36120480

約数和(自身を除く): 15243274

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 13681, 27362, 95767, 191534, 1491229, 2982458, 10438603, 20877206]

約数ペア:

[(1, 20877206), (2, 10438603), (7, 2982458), (14, 1491229), (109, 191534), (218, 95767), (763, 27362), (1526, 13681)]