1820974317

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{4409}}^1\times {\mathrm{4441}}^1$

素因数の和:8884

約数の個数: 16

約数和(自身を含む): 2507420160

約数和(自身を除く): 686445843

約数列:

[1, 3, 31, 93, 4409, 4441, 13227, 13323, 136679, 137671, 410037, 413013, 19580369, 58741107, 606991439, 1820974317]

約数ペア:

[(1, 1820974317), (3, 606991439), (31, 58741107), (93, 19580369), (4409, 413013), (4441, 410037), (13227, 137671), (13323, 136679)]