20938442

素因数分解:

$2^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{8263}}^1$

素因数の和:8453

約数の個数: 16

約数和(自身を含む): 36097152

約数和(自身を除く): 15158710

約数列:

[1, 2, 7, 14, 181, 362, 1267, 2534, 8263, 16526, 57841, 115682, 1495603, 2991206, 10469221, 20938442]

約数ペア:

[(1, 20938442), (2, 10469221), (7, 2991206), (14, 1495603), (181, 115682), (362, 57841), (1267, 16526), (2534, 8263)]