20839992

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6247}}^1$

素因数の和:6395

約数の個数: 32

約数和(自身を含む): 52483200

約数和(自身を除く): 31643208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6247, 12494, 18741, 24988, 37482, 49976, 74964, 149928, 868333, 1736666, 2604999, 3473332, 5209998, 6946664, 10419996, 20839992]

約数ペア:

[(1, 20839992), (2, 10419996), (3, 6946664), (4, 5209998), (6, 3473332), (8, 2604999), (12, 1736666), (24, 868333), (139, 149928), (278, 74964), (417, 49976), (556, 37482), (834, 24988), (1112, 18741), (1668, 12494), (3336, 6247)]