2019938570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15537989}}^1$

素因数の和:15538009

約数の個数: 16

約数和(自身を含む): 3915573480

約数和(自身を除く): 1895634910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15537989, 31075978, 77689945, 155379890, 201993857, 403987714, 1009969285, 2019938570]

約数ペア:

[(1, 2019938570), (2, 1009969285), (5, 403987714), (10, 201993857), (13, 155379890), (26, 77689945), (65, 31075978), (130, 15537989)]