81839216

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{22937}}^1$

素因数の和:23168

約数の個数: 20

約数和(自身を含む): 159281472

約数和(自身を除く): 77442256

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 22937, 45874, 91748, 183496, 366992, 5114951, 10229902, 20459804, 40919608, 81839216]

約数ペア:

[(1, 81839216), (2, 40919608), (4, 20459804), (8, 10229902), (16, 5114951), (223, 366992), (446, 183496), (892, 91748), (1784, 45874), (3568, 22937)]