19389618

素因数分解:

$2^1\times 3^4\times {\mathrm{119689}}^1$

素因数の和:119703

約数の個数: 20

約数和(自身を含む): 43447470

約数和(自身を除く): 24057852

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 119689, 239378, 359067, 718134, 1077201, 2154402, 3231603, 6463206, 9694809, 19389618]

約数ペア:

[(1, 19389618), (2, 9694809), (3, 6463206), (6, 3231603), (9, 2154402), (18, 1077201), (27, 718134), (54, 359067), (81, 239378), (162, 119689)]