20131555868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8544803}}^1$

素因数の和:8544857

約数の個数: 24

約数和(自身を含む): 38280721920

約数和(自身を除く): 18149166052

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 8544803, 17089606, 34179212, 162351257, 264888893, 324702514, 529777786, 649405028, 1059555572, 5032888967, 10065777934, 20131555868]

約数ペア:

[(1, 20131555868), (2, 10065777934), (4, 5032888967), (19, 1059555572), (31, 649405028), (38, 529777786), (62, 324702514), (76, 264888893), (124, 162351257), (589, 34179212), (1178, 17089606), (2356, 8544803)]