20692779

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2203}}^1$

素因数の和:2338

約数の個数: 16

約数和(自身を含む): 28775424

約数和(自身を除く): 8082645

約数列:

[1, 3, 31, 93, 101, 303, 2203, 3131, 6609, 9393, 68293, 204879, 222503, 667509, 6897593, 20692779]

約数ペア:

[(1, 20692779), (3, 6897593), (31, 667509), (93, 222503), (101, 204879), (303, 68293), (2203, 9393), (3131, 6609)]