20781277417

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1\times {\mathrm{44953}}^1$

素因数の和:45840

約数の個数: 16

約数和(自身を含む): 22656816000

約数和(自身を除く): 1875538583

約数列:

[1, 19, 29, 551, 839, 15941, 24331, 44953, 462289, 854107, 1303637, 24769103, 37715567, 716595773, 1093751443, 20781277417]

約数ペア:

[(1, 20781277417), (19, 1093751443), (29, 716595773), (551, 37715567), (839, 24769103), (15941, 1303637), (24331, 854107), (44953, 462289)]