19893214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8779}}^1$

素因数の和:8895

約数の個数: 16

約数和(自身を含む): 32872320

約数和(自身を除く): 12979106

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 8779, 17558, 96569, 193138, 904237, 1808474, 9946607, 19893214]

約数ペア:

[(1, 19893214), (2, 9946607), (11, 1808474), (22, 904237), (103, 193138), (206, 96569), (1133, 17558), (2266, 8779)]