20164045340

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1927729}}^1$

素因数の和:1928261

約数の個数: 24

約数和(自身を含む): 42425481840

約数和(自身を除く): 22261436500

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 2092, 2615, 5230, 10460, 1927729, 3855458, 7710916, 9638645, 19277290, 38554580, 1008202267, 2016404534, 4032809068, 5041011335, 10082022670, 20164045340]

約数ペア:

[(1, 20164045340), (2, 10082022670), (4, 5041011335), (5, 4032809068), (10, 2016404534), (20, 1008202267), (523, 38554580), (1046, 19277290), (2092, 9638645), (2615, 7710916), (5230, 3855458), (10460, 1927729)]