40081754

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{2381}}^1$

素因数の和:2845

約数の個数: 16

約数和(自身を含む): 63456480

約数和(自身を除く): 23374726

約数列:

[1, 2, 19, 38, 443, 886, 2381, 4762, 8417, 16834, 45239, 90478, 1054783, 2109566, 20040877, 40081754]

約数ペア:

[(1, 40081754), (2, 20040877), (19, 2109566), (38, 1054783), (443, 90478), (886, 45239), (2381, 16834), (4762, 8417)]