20403612

素因数分解:

$2^2\times 3^2\times {\mathrm{566767}}^1$

素因数の和:566777

約数の個数: 18

約数和(自身を含む): 51575888

約数和(自身を除く): 31172276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 566767, 1133534, 1700301, 2267068, 3400602, 5100903, 6801204, 10201806, 20403612]

約数ペア:

[(1, 20403612), (2, 10201806), (3, 6801204), (4, 5100903), (6, 3400602), (9, 2267068), (12, 1700301), (18, 1133534), (36, 566767)]