25388464

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{22349}}^1$

素因数の和:22428

約数の個数: 20

約数和(自身を含む): 49885200

約数和(自身を除く): 24496736

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 22349, 44698, 89396, 178792, 357584, 1586779, 3173558, 6347116, 12694232, 25388464]

約数ペア:

[(1, 25388464), (2, 12694232), (4, 6347116), (8, 3173558), (16, 1586779), (71, 357584), (142, 178792), (284, 89396), (568, 44698), (1136, 22349)]