20773478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{9349}}^1$

素因数の和:9463

約数の個数: 16

約数和(自身を含む): 34333200

約数和(自身を除く): 13559722

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 9349, 18698, 102839, 205678, 944249, 1888498, 10386739, 20773478]

約数ペア:

[(1, 20773478), (2, 10386739), (11, 1888498), (22, 944249), (101, 205678), (202, 102839), (1111, 18698), (2222, 9349)]