20181427189

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37442351}}^1$

素因数の和:37442376

約数の個数: 12

約数和(自身を含む): 25610568768

約数和(自身を除く): 5429141579

約数列:

[1, 7, 11, 49, 77, 539, 37442351, 262096457, 411865861, 1834675199, 2883061027, 20181427189]

約数ペア:

[(1, 20181427189), (7, 2883061027), (11, 1834675199), (49, 411865861), (77, 262096457), (539, 37442351)]