180957218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1423}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 300953856

約数和(自身を除く): 119996638

約数列:

[1, 2, 13, 26, 67, 73, 134, 146, 871, 949, 1423, 1742, 1898, 2846, 4891, 9782, 18499, 36998, 63583, 95341, 103879, 127166, 190682, 207758, 1239433, 1350427, 2478866, 2700854, 6959893, 13919786, 90478609, 180957218]

約数ペア:

[(1, 180957218), (2, 90478609), (13, 13919786), (26, 6959893), (67, 2700854), (73, 2478866), (134, 1350427), (146, 1239433), (871, 207758), (949, 190682), (1423, 127166), (1742, 103879), (1898, 95341), (2846, 63583), (4891, 36998), (9782, 18499)]