18806810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170971}}^1$

素因数の和:170989

約数の個数: 16

約数和(自身を含む): 36929952

約数和(自身を除く): 18123142

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 170971, 341942, 854855, 1709710, 1880681, 3761362, 9403405, 18806810]

約数ペア:

[(1, 18806810), (2, 9403405), (5, 3761362), (10, 1880681), (11, 1709710), (22, 854855), (55, 341942), (110, 170971)]