20535948

素因数分解:

$2^2\times 3^2\times {\mathrm{661}}^1\times {\mathrm{863}}^1$

素因数の和:1534

約数の個数: 36

約数和(自身を含む): 52049088

約数和(自身を除く): 31513140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 661, 863, 1322, 1726, 1983, 2589, 2644, 3452, 3966, 5178, 5949, 7767, 7932, 10356, 11898, 15534, 23796, 31068, 570443, 1140886, 1711329, 2281772, 3422658, 5133987, 6845316, 10267974, 20535948]

約数ペア:

[(1, 20535948), (2, 10267974), (3, 6845316), (4, 5133987), (6, 3422658), (9, 2281772), (12, 1711329), (18, 1140886), (36, 570443), (661, 31068), (863, 23796), (1322, 15534), (1726, 11898), (1983, 10356), (2589, 7932), (2644, 7767), (3452, 5949), (3966, 5178)]