19534064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110989}}^1$

素因数の和:111008

約数の個数: 20

約数和(自身を含む): 41288280

約数和(自身を除く): 21754216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110989, 221978, 443956, 887912, 1220879, 1775824, 2441758, 4883516, 9767032, 19534064]

約数ペア:

[(1, 19534064), (2, 9767032), (4, 4883516), (8, 2441758), (11, 1775824), (16, 1220879), (22, 887912), (44, 443956), (88, 221978), (176, 110989)]