20517432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65761}}^1$

素因数の和:65783

約数の個数: 32

約数和(自身を含む): 55240080

約数和(自身を除く): 34722648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65761, 131522, 197283, 263044, 394566, 526088, 789132, 854893, 1578264, 1709786, 2564679, 3419572, 5129358, 6839144, 10258716, 20517432]

約数ペア:

[(1, 20517432), (2, 10258716), (3, 6839144), (4, 5129358), (6, 3419572), (8, 2564679), (12, 1709786), (13, 1578264), (24, 854893), (26, 789132), (39, 526088), (52, 394566), (78, 263044), (104, 197283), (156, 131522), (312, 65761)]