20215572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{129587}}^1$

素因数の和:129607

約数の個数: 24

約数和(自身を含む): 50798496

約数和(自身を除く): 30582924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 129587, 259174, 388761, 518348, 777522, 1555044, 1684631, 3369262, 5053893, 6738524, 10107786, 20215572]

約数ペア:

[(1, 20215572), (2, 10107786), (3, 6738524), (4, 5053893), (6, 3369262), (12, 1684631), (13, 1555044), (26, 777522), (39, 518348), (52, 388761), (78, 259174), (156, 129587)]