19808286

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{54121}}^1$

素因数の和:54187

約数の個数: 16

約数和(自身を含む): 40266768

約数和(自身を除く): 20458482

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 54121, 108242, 162363, 324726, 3301381, 6602762, 9904143, 19808286]

約数ペア:

[(1, 19808286), (2, 9904143), (3, 6602762), (6, 3301381), (61, 324726), (122, 162363), (183, 108242), (366, 54121)]