19810366012

素因数分解:

$2^2\times {\mathrm{6781}}^1\times {\mathrm{730363}}^1$

素因数の和:737148

約数の個数: 12

約数和(自身を含む): 34673300536

約数和(自身を除く): 14862934524

約数列:

[1, 2, 4, 6781, 13562, 27124, 730363, 1460726, 2921452, 4952591503, 9905183006, 19810366012]

約数ペア:

[(1, 19810366012), (2, 9905183006), (4, 4952591503), (6781, 2921452), (13562, 1460726), (27124, 730363)]