2015881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 2534400

約数和(自身を除く): 518519

約数列:

[1, 7, 19, 23, 133, 161, 437, 659, 3059, 4613, 12521, 15157, 87647, 106099, 287983, 2015881]

約数ペア:

[(1, 2015881), (7, 287983), (19, 106099), (23, 87647), (133, 15157), (161, 12521), (437, 4613), (659, 3059)]