25681904

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{23957}}^1$

素因数の和:24032

約数の個数: 20

約数和(自身を含む): 50503464

約数和(自身を除く): 24821560

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 23957, 47914, 95828, 191656, 383312, 1605119, 3210238, 6420476, 12840952, 25681904]

約数ペア:

[(1, 25681904), (2, 12840952), (4, 6420476), (8, 3210238), (16, 1605119), (67, 383312), (134, 191656), (268, 95828), (536, 47914), (1072, 23957)]