20172718993

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{2203}}^1\times {\mathrm{76949}}^1$

素因数の和:79176

約数の個数: 16

約数和(自身を含む): 24422083200

約数和(自身を除く): 4249364207

約数列:

[1, 7, 17, 119, 2203, 15421, 37451, 76949, 262157, 538643, 1308133, 9156931, 169518647, 1186630529, 2881816999, 20172718993]

約数ペア:

[(1, 20172718993), (7, 2881816999), (17, 1186630529), (119, 169518647), (2203, 9156931), (15421, 1308133), (37451, 538643), (76949, 262157)]