19712911687

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{9049}}^1\times {\mathrm{10039}}^1$

素因数の和:19126

約数の個数: 16

約数和(自身を含む): 23260672000

約数和(自身を除く): 3547760313

約数列:

[1, 7, 31, 217, 9049, 10039, 63343, 70273, 280519, 311209, 1963633, 2178463, 90842911, 635900377, 2816130241, 19712911687]

約数ペア:

[(1, 19712911687), (7, 2816130241), (31, 635900377), (217, 90842911), (9049, 2178463), (10039, 1963633), (63343, 311209), (70273, 280519)]