20245644

素因数分解:

$2^2\times 3^2\times {\mathrm{739}}^1\times {\mathrm{761}}^1$

素因数の和:1510

約数の個数: 36

約数和(自身を含む): 51313080

約数和(自身を除く): 31067436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 739, 761, 1478, 1522, 2217, 2283, 2956, 3044, 4434, 4566, 6651, 6849, 8868, 9132, 13302, 13698, 26604, 27396, 562379, 1124758, 1687137, 2249516, 3374274, 5061411, 6748548, 10122822, 20245644]

約数ペア:

[(1, 20245644), (2, 10122822), (3, 6748548), (4, 5061411), (6, 3374274), (9, 2249516), (12, 1687137), (18, 1124758), (36, 562379), (739, 27396), (761, 26604), (1478, 13698), (1522, 13302), (2217, 9132), (2283, 8868), (2956, 6849), (3044, 6651), (4434, 4566)]