28216528

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43013}}^1$

素因数の和:43062

約数の個数: 20

約数和(自身を含む): 56004228

約数和(自身を除く): 27787700

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 43013, 86026, 172052, 344104, 688208, 1763533, 3527066, 7054132, 14108264, 28216528]

約数ペア:

[(1, 28216528), (2, 14108264), (4, 7054132), (8, 3527066), (16, 1763533), (41, 688208), (82, 344104), (164, 172052), (328, 86026), (656, 43013)]