20145363

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6353}}^1$

素因数の和:6514

約数の個数: 16

約数和(自身を含む): 30905856

約数和(自身を除く): 10760493

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 6353, 19059, 44471, 133413, 959303, 2877909, 6715121, 20145363]

約数ペア:

[(1, 20145363), (3, 6715121), (7, 2877909), (21, 959303), (151, 133413), (453, 44471), (1057, 19059), (3171, 6353)]