20664392

素因数分解:

$2^3\times 7^1\times {\mathrm{369007}}^1$

素因数の和:369020

約数の個数: 16

約数和(自身を含む): 44280960

約数和(自身を除く): 23616568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 369007, 738014, 1476028, 2583049, 2952056, 5166098, 10332196, 20664392]

約数ペア:

[(1, 20664392), (2, 10332196), (4, 5166098), (7, 2952056), (8, 2583049), (14, 1476028), (28, 738014), (56, 369007)]