31686448

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{27893}}^1$

素因数の和:27972

約数の個数: 20

約数和(自身を含む): 62259408

約数和(自身を除く): 30572960

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 27893, 55786, 111572, 223144, 446288, 1980403, 3960806, 7921612, 15843224, 31686448]

約数ペア:

[(1, 31686448), (2, 15843224), (4, 7921612), (8, 3960806), (16, 1980403), (71, 446288), (142, 223144), (284, 111572), (568, 55786), (1136, 27893)]