25203568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{121171}}^1$

素因数の和:121192

約数の個数: 20

約数和(自身を含む): 52588648

約数和(自身を除く): 27385080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 121171, 242342, 484684, 969368, 1575223, 1938736, 3150446, 6300892, 12601784, 25203568]

約数ペア:

[(1, 25203568), (2, 12601784), (4, 6300892), (8, 3150446), (13, 1938736), (16, 1575223), (26, 969368), (52, 484684), (104, 242342), (208, 121171)]