2019172978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{3389}}^1\times {\mathrm{15679}}^1$

素因数の和:19089

約数の個数: 16

約数和(自身を含む): 3189312000

約数和(自身を除く): 1170139022

約数列:

[1, 2, 19, 38, 3389, 6778, 15679, 31358, 64391, 128782, 297901, 595802, 53136131, 106272262, 1009586489, 2019172978]

約数ペア:

[(1, 2019172978), (2, 1009586489), (19, 106272262), (38, 53136131), (3389, 595802), (6778, 297901), (15679, 128782), (31358, 64391)]