20121696010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11906329}}^1$

素因数の和:11906362

約数の個数: 24

約数和(自身を含む): 39219451020

約数和(自身を除く): 19097755010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11906329, 23812658, 59531645, 119063290, 154782277, 309564554, 773911385, 1547822770, 2012169601, 4024339202, 10060848005, 20121696010]

約数ペア:

[(1, 20121696010), (2, 10060848005), (5, 4024339202), (10, 2012169601), (13, 1547822770), (26, 773911385), (65, 309564554), (130, 154782277), (169, 119063290), (338, 59531645), (845, 23812658), (1690, 11906329)]