20147756590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154982743}}^1$

素因数の和:154982763

約数の個数: 16

約数和(自身を含む): 39055651488

約数和(自身を除く): 18907894898

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154982743, 309965486, 774913715, 1549827430, 2014775659, 4029551318, 10073878295, 20147756590]

約数ペア:

[(1, 20147756590), (2, 10073878295), (5, 4029551318), (10, 2014775659), (13, 1549827430), (26, 774913715), (65, 309965486), (130, 154982743)]