20691828

素因数分解:

$2^2\times 3^3\times {\mathrm{283}}^1\times {\mathrm{677}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 53914560

約数和(自身を除く): 33222732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 283, 566, 677, 849, 1132, 1354, 1698, 2031, 2547, 2708, 3396, 4062, 5094, 6093, 7641, 8124, 10188, 12186, 15282, 18279, 24372, 30564, 36558, 73116, 191591, 383182, 574773, 766364, 1149546, 1724319, 2299092, 3448638, 5172957, 6897276, 10345914, 20691828]

約数ペア:

[(1, 20691828), (2, 10345914), (3, 6897276), (4, 5172957), (6, 3448638), (9, 2299092), (12, 1724319), (18, 1149546), (27, 766364), (36, 574773), (54, 383182), (108, 191591), (283, 73116), (566, 36558), (677, 30564), (849, 24372), (1132, 18279), (1354, 15282), (1698, 12186), (2031, 10188), (2547, 8124), (2708, 7641), (3396, 6093), (4062, 5094)]