20553934

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4259}}^1$

素因数の和:4407

約数の個数: 16

約数和(自身を含む): 32716800

約数和(自身を除く): 12162866

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4259, 4826, 8518, 80921, 161842, 540893, 1081786, 10276967, 20553934]

約数ペア:

[(1, 20553934), (2, 10276967), (19, 1081786), (38, 540893), (127, 161842), (254, 80921), (2413, 8518), (4259, 4826)]