25595128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12953}}^1$

素因数の和:12991

約数の個数: 32

約数和(自身を含む): 54406800

約数和(自身を除く): 28811672

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 12953, 25906, 51812, 103624, 168389, 246107, 336778, 492214, 673556, 984428, 1347112, 1968856, 3199391, 6398782, 12797564, 25595128]

約数ペア:

[(1, 25595128), (2, 12797564), (4, 6398782), (8, 3199391), (13, 1968856), (19, 1347112), (26, 984428), (38, 673556), (52, 492214), (76, 336778), (104, 246107), (152, 168389), (247, 103624), (494, 51812), (988, 25906), (1976, 12953)]