20783508

素因数分解:

$2^2\times 3^1\times {\mathrm{311}}^1\times {\mathrm{5569}}^1$

素因数の和:5887

約数の個数: 24

約数和(自身を含む): 48659520

約数和(自身を除く): 27876012

約数列:

[1, 2, 3, 4, 6, 12, 311, 622, 933, 1244, 1866, 3732, 5569, 11138, 16707, 22276, 33414, 66828, 1731959, 3463918, 5195877, 6927836, 10391754, 20783508]

約数ペア:

[(1, 20783508), (2, 10391754), (3, 6927836), (4, 5195877), (6, 3463918), (12, 1731959), (311, 66828), (622, 33414), (933, 22276), (1244, 16707), (1866, 11138), (3732, 5569)]