20644749

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2287}}^1$

素因数の和:2369

約数の個数: 24

約数和(自身を含む): 32123520

約数和(自身を除く): 11478771

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 531, 1003, 2287, 3009, 6861, 9027, 20583, 38879, 116637, 134933, 349911, 404799, 1214397, 2293861, 6881583, 20644749]

約数ペア:

[(1, 20644749), (3, 6881583), (9, 2293861), (17, 1214397), (51, 404799), (59, 349911), (153, 134933), (177, 116637), (531, 38879), (1003, 20583), (2287, 9027), (3009, 6861)]