15221168

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{23203}}^1$

素因数の和:23252

約数の個数: 20

約数和(自身を含む): 30211608

約数和(自身を除く): 14990440

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 23203, 46406, 92812, 185624, 371248, 951323, 1902646, 3805292, 7610584, 15221168]

約数ペア:

[(1, 15221168), (2, 7610584), (4, 3805292), (8, 1902646), (16, 951323), (41, 371248), (82, 185624), (164, 92812), (328, 46406), (656, 23203)]