20172745921

素因数分解:

${\mathrm{17}}^2\times {\mathrm{3319}}^1\times {\mathrm{21031}}^1$

素因数の和:24384

約数の個数: 12

約数和(自身を含む): 21436655680

約数和(自身を除く): 1263909759

約数列:

[1, 17, 289, 3319, 21031, 56423, 357527, 959191, 6077959, 69801889, 1186632113, 20172745921]

約数ペア:

[(1, 20172745921), (17, 1186632113), (289, 69801889), (3319, 6077959), (21031, 959191), (56423, 357527)]