11751290

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10781}}^1$

素因数の和:10897

約数の個数: 16

約数和(自身を含む): 21348360

約数和(自身を除く): 9597070

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 10781, 21562, 53905, 107810, 1175129, 2350258, 5875645, 11751290]

約数ペア:

[(1, 11751290), (2, 5875645), (5, 2350258), (10, 1175129), (109, 107810), (218, 53905), (545, 21562), (1090, 10781)]