20291706

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{38873}}^1$

素因数の和:38910

約数の個数: 24

約数和(自身を含む): 45482580

約数和(自身を除く): 25190874

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 38873, 77746, 116619, 233238, 349857, 699714, 1127317, 2254634, 3381951, 6763902, 10145853, 20291706]

約数ペア:

[(1, 20291706), (2, 10145853), (3, 6763902), (6, 3381951), (9, 2254634), (18, 1127317), (29, 699714), (58, 349857), (87, 233238), (174, 116619), (261, 77746), (522, 38873)]