81991792

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{33937}}^1$

素因数の和:34096

約数の個数: 20

約数和(自身を含む): 159915856

約数和(自身を除く): 77924064

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 33937, 67874, 135748, 271496, 542992, 5124487, 10248974, 20497948, 40995896, 81991792]

約数ペア:

[(1, 81991792), (2, 40995896), (4, 20497948), (8, 10248974), (16, 5124487), (151, 542992), (302, 271496), (604, 135748), (1208, 67874), (2416, 33937)]