20020638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1861}}^1$

素因数の和:2040

約数の個数: 32

約数和(自身を含む): 43972992

約数和(自身を除く): 23952354

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 163, 326, 489, 978, 1793, 1861, 3586, 3722, 5379, 5583, 10758, 11166, 20471, 40942, 61413, 122826, 303343, 606686, 910029, 1820058, 3336773, 6673546, 10010319, 20020638]

約数ペア:

[(1, 20020638), (2, 10010319), (3, 6673546), (6, 3336773), (11, 1820058), (22, 910029), (33, 606686), (66, 303343), (163, 122826), (326, 61413), (489, 40942), (978, 20471), (1793, 11166), (1861, 10758), (3586, 5583), (3722, 5379)]