19420234

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{953}}^1$

素因数の和:1421

約数の個数: 16

約数和(自身を含む): 30497472

約数和(自身を除く): 11077238

約数列:

[1, 2, 23, 46, 443, 886, 953, 1906, 10189, 20378, 21919, 43838, 422179, 844358, 9710117, 19420234]

約数ペア:

[(1, 19420234), (2, 9710117), (23, 844358), (46, 422179), (443, 43838), (886, 21919), (953, 20378), (1906, 10189)]