20040117

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{101}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 28894560

約数和(自身を除く): 8854443

約数列:

[1, 3, 19, 57, 59, 101, 177, 303, 1121, 1919, 3363, 3481, 5757, 5959, 10443, 17877, 66139, 113221, 198417, 339663, 351581, 1054743, 6680039, 20040117]

約数ペア:

[(1, 20040117), (3, 6680039), (19, 1054743), (57, 351581), (59, 339663), (101, 198417), (177, 113221), (303, 66139), (1121, 17877), (1919, 10443), (3363, 5959), (3481, 5757)]