20176207989

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30992639}}^1$

素因数の和:30992680

約数の個数: 16

約数和(自身を含む): 31736463360

約数和(自身を除く): 11560255371

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 30992639, 92977917, 216948473, 650845419, 960771809, 2882315427, 6725402663, 20176207989]

約数ペア:

[(1, 20176207989), (3, 6725402663), (7, 2882315427), (21, 960771809), (31, 650845419), (93, 216948473), (217, 92977917), (651, 30992639)]