19228138

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9721}}^1$

素因数の和:9789

約数の個数: 16

約数和(自身を含む): 30799296

約数和(自身を除く): 11571158

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 9721, 19442, 223583, 418003, 447166, 836006, 9614069, 19228138]

約数ペア:

[(1, 19228138), (2, 9614069), (23, 836006), (43, 447166), (46, 418003), (86, 223583), (989, 19442), (1978, 9721)]