20210573630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155465951}}^1$

素因数の和:155465971

約数の個数: 16

約数和(自身を含む): 39177419904

約数和(自身を除く): 18966846274

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155465951, 310931902, 777329755, 1554659510, 2021057363, 4042114726, 10105286815, 20210573630]

約数ペア:

[(1, 20210573630), (2, 10105286815), (5, 4042114726), (10, 2021057363), (13, 1554659510), (26, 777329755), (65, 310931902), (130, 155465951)]