20396054

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2851}}^1$

素因数の和:2940

約数の個数: 24

約数和(自身を含む): 36089208

約数和(自身を除く): 15693154

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 511, 1022, 2851, 3577, 5702, 7154, 19957, 39914, 139699, 208123, 279398, 416246, 1456861, 2913722, 10198027, 20396054]

約数ペア:

[(1, 20396054), (2, 10198027), (7, 2913722), (14, 1456861), (49, 416246), (73, 279398), (98, 208123), (146, 139699), (511, 39914), (1022, 19957), (2851, 7154), (3577, 5702)]