18783258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{240811}}^1$

素因数の和:240829

約数の個数: 16

約数和(自身を含む): 40456416

約数和(自身を除く): 21673158

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 240811, 481622, 722433, 1444866, 3130543, 6261086, 9391629, 18783258]

約数ペア:

[(1, 18783258), (2, 9391629), (3, 6261086), (6, 3130543), (13, 1444866), (26, 722433), (39, 481622), (78, 240811)]