20199803870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{216899}}^1$

素因数の和:217112

約数の個数: 32

約数和(自身を含む): 37167984000

約数和(自身を除く): 16968180130

約数列:

[1, 2, 5, 10, 67, 134, 139, 278, 335, 670, 695, 1390, 9313, 18626, 46565, 93130, 216899, 433798, 1084495, 2168990, 14532233, 29064466, 30148961, 60297922, 72661165, 145322330, 150744805, 301489610, 2019980387, 4039960774, 10099901935, 20199803870]

約数ペア:

[(1, 20199803870), (2, 10099901935), (5, 4039960774), (10, 2019980387), (67, 301489610), (134, 150744805), (139, 145322330), (278, 72661165), (335, 60297922), (670, 30148961), (695, 29064466), (1390, 14532233), (9313, 2168990), (18626, 1084495), (46565, 433798), (93130, 216899)]