20264770

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2087}}^1$

素因数の和:3065

約数の個数: 16

約数和(自身を含む): 36531648

約数和(自身を除く): 16266878

約数列:

[1, 2, 5, 10, 971, 1942, 2087, 4174, 4855, 9710, 10435, 20870, 2026477, 4052954, 10132385, 20264770]

約数ペア:

[(1, 20264770), (2, 10132385), (5, 4052954), (10, 2026477), (971, 20870), (1942, 10435), (2087, 9710), (4174, 4855)]