20624326

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{1063}}^1$

素因数の和:1263

約数の個数: 16

約数和(自身を含む): 31600800

約数和(自身を除く): 10976474

約数列:

[1, 2, 89, 109, 178, 218, 1063, 2126, 9701, 19402, 94607, 115867, 189214, 231734, 10312163, 20624326]

約数ペア:

[(1, 20624326), (2, 10312163), (89, 231734), (109, 189214), (178, 115867), (218, 94607), (1063, 19402), (2126, 9701)]