18264688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{87811}}^1$

素因数の和:87832

約数の個数: 20

約数和(自身を含む): 38110408

約数和(自身を除く): 19845720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 87811, 175622, 351244, 702488, 1141543, 1404976, 2283086, 4566172, 9132344, 18264688]

約数ペア:

[(1, 18264688), (2, 9132344), (4, 4566172), (8, 2283086), (13, 1404976), (16, 1141543), (26, 702488), (52, 351244), (104, 175622), (208, 87811)]