80947618

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:1089

約数の個数: 16

約数和(自身を含む): 122554656

約数和(自身を除く): 41607038

約数列:

[1, 2, 211, 422, 433, 443, 866, 886, 91363, 93473, 182726, 186946, 191819, 383638, 40473809, 80947618]

約数ペア:

[(1, 80947618), (2, 40473809), (211, 383638), (422, 191819), (433, 186946), (443, 182726), (866, 93473), (886, 91363)]