18097420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82261}}^1$

素因数の和:82281

約数の個数: 24

約数和(自身を含む): 41460048

約数和(自身を除く): 23362628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 82261, 164522, 329044, 411305, 822610, 904871, 1645220, 1809742, 3619484, 4524355, 9048710, 18097420]

約数ペア:

[(1, 18097420), (2, 9048710), (4, 4524355), (5, 3619484), (10, 1809742), (11, 1645220), (20, 904871), (22, 822610), (44, 411305), (55, 329044), (110, 164522), (220, 82261)]