20828804549

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9212209}}^1$

素因数の和:9212252

約数の個数: 16

約数和(自身を含む): 26531164800

約数和(自身を除く): 5702360251

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9212209, 64485463, 156607553, 175031971, 1096252871, 1225223797, 2975543507, 20828804549]

約数ペア:

[(1, 20828804549), (7, 2975543507), (17, 1225223797), (19, 1096252871), (119, 175031971), (133, 156607553), (323, 64485463), (2261, 9212209)]