180721818

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{32077}}^1$

素因数の和:32398

約数の個数: 24

約数和(自身を含む): 392827188

約数和(自身を除く): 212105370

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 5634, 32077, 64154, 96231, 192462, 288693, 577386, 10040101, 20080202, 30120303, 60240606, 90360909, 180721818]

約数ペア:

[(1, 180721818), (2, 90360909), (3, 60240606), (6, 30120303), (9, 20080202), (18, 10040101), (313, 577386), (626, 288693), (939, 192462), (1878, 96231), (2817, 64154), (5634, 32077)]