20876808

素因数分解:

$2^3\times 3^1\times {\mathrm{311}}^1\times {\mathrm{2797}}^1$

素因数の和:3117

約数の個数: 32

約数和(自身を含む): 52378560

約数和(自身を除く): 31501752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 311, 622, 933, 1244, 1866, 2488, 2797, 3732, 5594, 7464, 8391, 11188, 16782, 22376, 33564, 67128, 869867, 1739734, 2609601, 3479468, 5219202, 6958936, 10438404, 20876808]

約数ペア:

[(1, 20876808), (2, 10438404), (3, 6958936), (4, 5219202), (6, 3479468), (8, 2609601), (12, 1739734), (24, 869867), (311, 67128), (622, 33564), (933, 22376), (1244, 16782), (1866, 11188), (2488, 8391), (2797, 7464), (3732, 5594)]