20392488

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{2647}}^1$

素因数の和:2766

約数の個数: 48

約数和(自身を含む): 55766880

約数和(自身を除く): 35374392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 2647, 3852, 5294, 7704, 7941, 10588, 15882, 21176, 23823, 31764, 47646, 63528, 95292, 190584, 283229, 566458, 849687, 1132916, 1699374, 2265832, 2549061, 3398748, 5098122, 6797496, 10196244, 20392488]

約数ペア:

[(1, 20392488), (2, 10196244), (3, 6797496), (4, 5098122), (6, 3398748), (8, 2549061), (9, 2265832), (12, 1699374), (18, 1132916), (24, 849687), (36, 566458), (72, 283229), (107, 190584), (214, 95292), (321, 63528), (428, 47646), (642, 31764), (856, 23823), (963, 21176), (1284, 15882), (1926, 10588), (2568, 7941), (2647, 7704), (3852, 5294)]