20546876

素因数分解:

$2^2\times 7^2\times {\mathrm{104831}}^1$

素因数の和:104849

約数の個数: 18

約数和(自身を含む): 41827968

約数和(自身を除く): 21281092

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 104831, 209662, 419324, 733817, 1467634, 2935268, 5136719, 10273438, 20546876]

約数ペア:

[(1, 20546876), (2, 10273438), (4, 5136719), (7, 2935268), (14, 1467634), (28, 733817), (49, 419324), (98, 209662), (196, 104831)]