18820674

素因数分解:

$2^1\times 3^4\times {\mathrm{116177}}^1$

素因数の和:116191

約数の個数: 20

約数和(自身を含む): 42172614

約数和(自身を除く): 23351940

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 116177, 232354, 348531, 697062, 1045593, 2091186, 3136779, 6273558, 9410337, 18820674]

約数ペア:

[(1, 18820674), (2, 9410337), (3, 6273558), (6, 3136779), (9, 2091186), (18, 1045593), (27, 697062), (54, 348531), (81, 232354), (162, 116177)]