20180057721

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{2789}}^1\times {\mathrm{16187}}^1$

素因数の和:19128

約数の個数: 16

約数和(自身を含む): 27098712000

約数和(自身を除く): 6918654279

約数列:

[1, 3, 149, 447, 2789, 8367, 16187, 48561, 415561, 1246683, 2411863, 7235589, 45145543, 135436629, 6726685907, 20180057721]

約数ペア:

[(1, 20180057721), (3, 6726685907), (149, 135436629), (447, 45145543), (2789, 7235589), (8367, 2411863), (16187, 1246683), (48561, 415561)]