25963184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{124823}}^1$

素因数の和:124844

約数の個数: 20

約数和(自身を含む): 54173616

約数和(自身を除く): 28210432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 124823, 249646, 499292, 998584, 1622699, 1997168, 3245398, 6490796, 12981592, 25963184]

約数ペア:

[(1, 25963184), (2, 12981592), (4, 6490796), (8, 3245398), (13, 1997168), (16, 1622699), (26, 998584), (52, 499292), (104, 249646), (208, 124823)]