19389611521

素因数分解:

$7^1\times {\mathrm{347}}^1\times {\mathrm{523}}^1\times {\mathrm{15263}}^1$

素因数の和:16140

約数の個数: 16

約数和(自身を含む): 22267367424

約数和(自身を除く): 2877755903

約数列:

[1, 7, 347, 523, 2429, 3661, 15263, 106841, 181481, 1270367, 5296261, 7982549, 37073827, 55877843, 2769944503, 19389611521]

約数ペア:

[(1, 19389611521), (7, 2769944503), (347, 55877843), (523, 37073827), (2429, 7982549), (3661, 5296261), (15263, 1270367), (106841, 181481)]