20389284

素因数分解:

$2^2\times 3^2\times {\mathrm{293}}^1\times {\mathrm{1933}}^1$

素因数の和:2236

約数の個数: 36

約数和(自身を含む): 51742236

約数和(自身を除く): 31352952

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 293, 586, 879, 1172, 1758, 1933, 2637, 3516, 3866, 5274, 5799, 7732, 10548, 11598, 17397, 23196, 34794, 69588, 566369, 1132738, 1699107, 2265476, 3398214, 5097321, 6796428, 10194642, 20389284]

約数ペア:

[(1, 20389284), (2, 10194642), (3, 6796428), (4, 5097321), (6, 3398214), (9, 2265476), (12, 1699107), (18, 1132738), (36, 566369), (293, 69588), (586, 34794), (879, 23196), (1172, 17397), (1758, 11598), (1933, 10548), (2637, 7732), (3516, 5799), (3866, 5274)]