23438270

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{21503}}^1$

素因数の和:21619

約数の個数: 16

約数和(自身を含む): 42577920

約数和(自身を除く): 19139650

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 21503, 43006, 107515, 215030, 2343827, 4687654, 11719135, 23438270]

約数ペア:

[(1, 23438270), (2, 11719135), (5, 4687654), (10, 2343827), (109, 215030), (218, 107515), (545, 43006), (1090, 21503)]