19629459

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{3617}}^1$

素因数の和:3696

約数の個数: 20

約数和(自身を含む): 29768904

約数和(自身を除く): 10139445

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 3617, 5427, 10851, 32553, 97659, 242339, 292977, 727017, 2181051, 6543153, 19629459]

約数ペア:

[(1, 19629459), (3, 6543153), (9, 2181051), (27, 727017), (67, 292977), (81, 242339), (201, 97659), (603, 32553), (1809, 10851), (3617, 5427)]