20704938

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{13121}}^1$

素因数の和:13389

約数の個数: 16

約数和(自身を含む): 41570496

約数和(自身を除く): 20865558

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 13121, 26242, 39363, 78726, 3450823, 6901646, 10352469, 20704938]

約数ペア:

[(1, 20704938), (2, 10352469), (3, 6901646), (6, 3450823), (263, 78726), (526, 39363), (789, 26242), (1578, 13121)]