2019940209

素因数分解:

$3^2\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{19927}}^1$

素因数の和:21549

約数の個数: 24

約数和(自身を含む): 3336744320

約数和(自身を除く): 1316804111

約数列:

[1, 3, 7, 9, 21, 63, 1609, 4827, 11263, 14481, 19927, 33789, 59781, 101367, 139489, 179343, 418467, 1255401, 32062543, 96187629, 224437801, 288562887, 673313403, 2019940209]

約数ペア:

[(1, 2019940209), (3, 673313403), (7, 288562887), (9, 224437801), (21, 96187629), (63, 32062543), (1609, 1255401), (4827, 418467), (11263, 179343), (14481, 139489), (19927, 101367), (33789, 59781)]