19506938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8779}}^1$

素因数の和:8893

約数の個数: 16

約数和(自身を含む): 32240160

約数和(自身を除く): 12733222

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 8779, 17558, 96569, 193138, 886679, 1773358, 9753469, 19506938]

約数ペア:

[(1, 19506938), (2, 9753469), (11, 1773358), (22, 886679), (101, 193138), (202, 96569), (1111, 17558), (2222, 8779)]