25155664

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{11311}}^1$

素因数の和:11458

約数の個数: 20

約数和(自身を含む): 49094080

約数和(自身を除く): 23938416

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 11311, 22622, 45244, 90488, 180976, 1572229, 3144458, 6288916, 12577832, 25155664]

約数ペア:

[(1, 25155664), (2, 12577832), (4, 6288916), (8, 3144458), (16, 1572229), (139, 180976), (278, 90488), (556, 45244), (1112, 22622), (2224, 11311)]