12890956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1579}}^1$

素因数の和:1753

約数の個数: 24

約数和(自身を含む): 24464720

約数和(自身を除く): 11573764

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 1579, 2041, 3158, 4082, 6316, 8164, 20527, 41054, 82108, 247903, 495806, 991612, 3222739, 6445478, 12890956]

約数ペア:

[(1, 12890956), (2, 6445478), (4, 3222739), (13, 991612), (26, 495806), (52, 247903), (157, 82108), (314, 41054), (628, 20527), (1579, 8164), (2041, 6316), (3158, 4082)]