18906008

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19531}}^1$

素因数の和:19559

約数の個数: 24

約数和(自身を含む): 38966340

約数和(自身を除く): 20060332

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 19531, 39062, 78124, 156248, 214841, 429682, 859364, 1718728, 2363251, 4726502, 9453004, 18906008]

約数ペア:

[(1, 18906008), (2, 9453004), (4, 4726502), (8, 2363251), (11, 1718728), (22, 859364), (44, 429682), (88, 214841), (121, 156248), (242, 78124), (484, 39062), (968, 19531)]