18507970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142369}}^1$

素因数の和:142389

約数の個数: 16

約数和(自身を含む): 35877240

約数和(自身を除く): 17369270

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 142369, 284738, 711845, 1423690, 1850797, 3701594, 9253985, 18507970]

約数ペア:

[(1, 18507970), (2, 9253985), (5, 3701594), (10, 1850797), (13, 1423690), (26, 711845), (65, 284738), (130, 142369)]