25272208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{121501}}^1$

素因数の和:121522

約数の個数: 20

約数和(自身を含む): 52731868

約数和(自身を除く): 27459660

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 121501, 243002, 486004, 972008, 1579513, 1944016, 3159026, 6318052, 12636104, 25272208]

約数ペア:

[(1, 25272208), (2, 12636104), (4, 6318052), (8, 3159026), (13, 1944016), (16, 1579513), (26, 972008), (52, 486004), (104, 243002), (208, 121501)]