25440778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{26893}}^1$

素因数の和:26949

約数の個数: 16

約数和(自身を含む): 42600096

約数和(自身を除く): 17159318

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 26893, 53786, 295823, 591646, 1156399, 2312798, 12720389, 25440778]

約数ペア:

[(1, 25440778), (2, 12720389), (11, 2312798), (22, 1156399), (43, 591646), (86, 295823), (473, 53786), (946, 26893)]