19966419

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22409}}^1$

素因数の和:22432

約数の個数: 20

約数和(自身を含む): 32539320

約数和(自身を除く): 12572901

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22409, 67227, 201681, 246499, 605043, 739497, 1815129, 2218491, 6655473, 19966419]

約数ペア:

[(1, 19966419), (3, 6655473), (9, 2218491), (11, 1815129), (27, 739497), (33, 605043), (81, 246499), (99, 201681), (297, 67227), (891, 22409)]