20981056

素因数分解:

$2^6\times {\mathrm{327829}}^1$

素因数の和:327841

約数の個数: 14

約数和(自身を含む): 41634410

約数和(自身を除く): 20653354

約数列:

[1, 2, 4, 8, 16, 32, 64, 327829, 655658, 1311316, 2622632, 5245264, 10490528, 20981056]

約数ペア:

[(1, 20981056), (2, 10490528), (4, 5245264), (8, 2622632), (16, 1311316), (32, 655658), (64, 327829)]