25181936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{121067}}^1$

素因数の和:121088

約数の個数: 20

約数和(自身を含む): 52543512

約数和(自身を除く): 27361576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 121067, 242134, 484268, 968536, 1573871, 1937072, 3147742, 6295484, 12590968, 25181936]

約数ペア:

[(1, 25181936), (2, 12590968), (4, 6295484), (8, 3147742), (13, 1937072), (16, 1573871), (26, 968536), (52, 484268), (104, 242134), (208, 121067)]