18868075105

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31186901}}^1$

素因数の和:31186928

約数の個数: 12

約数和(自身を含む): 24887147796

約数和(自身を除く): 6019072691

約数列:

[1, 5, 11, 55, 121, 605, 31186901, 155934505, 343055911, 1715279555, 3773615021, 18868075105]

約数ペア:

[(1, 18868075105), (5, 3773615021), (11, 1715279555), (55, 343055911), (121, 155934505), (605, 31186901)]