20512172343

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{7703}}^1\times {\mathrm{68279}}^1$

素因数の和:75998

約数の個数: 16

約数和(自身を含む): 29457630720

約数和(自身を除く): 8945458377

約数列:

[1, 3, 13, 39, 7703, 23109, 68279, 100139, 204837, 300417, 887627, 2662881, 525953137, 1577859411, 6837390781, 20512172343]

約数ペア:

[(1, 20512172343), (3, 6837390781), (13, 1577859411), (39, 525953137), (7703, 2662881), (23109, 887627), (68279, 300417), (100139, 204837)]