20651409

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{4273}}^1$

素因数の和:4461

約数の個数: 16

約数和(自身を含む): 30772800

約数和(自身を除く): 10121391

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4273, 4833, 12819, 38457, 115371, 764867, 2294601, 6883803, 20651409]

約数ペア:

[(1, 20651409), (3, 6883803), (9, 2294601), (27, 764867), (179, 115371), (537, 38457), (1611, 12819), (4273, 4833)]