19903030810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153100237}}^1$

素因数の和:153100257

約数の個数: 16

約数和(自身を含む): 38581259976

約数和(自身を除く): 18678229166

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 153100237, 306200474, 765501185, 1531002370, 1990303081, 3980606162, 9951515405, 19903030810]

約数ペア:

[(1, 19903030810), (2, 9951515405), (5, 3980606162), (10, 1990303081), (13, 1531002370), (26, 765501185), (65, 306200474), (130, 153100237)]