25196912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{121139}}^1$

素因数の和:121160

約数の個数: 20

約数和(自身を含む): 52574760

約数和(自身を除く): 27377848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 121139, 242278, 484556, 969112, 1574807, 1938224, 3149614, 6299228, 12598456, 25196912]

約数ペア:

[(1, 25196912), (2, 12598456), (4, 6299228), (8, 3149614), (13, 1938224), (16, 1574807), (26, 969112), (52, 484556), (104, 242278), (208, 121139)]