20537516587

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2430763}}^1$

素因数の和:2430858

約数の個数: 16

約数和(自身を含む): 25202161152

約数和(自身を除く): 4664644565

約数列:

[1, 7, 17, 71, 119, 497, 1207, 8449, 2430763, 17015341, 41322971, 172584173, 289260797, 1208089211, 2933930941, 20537516587]

約数ペア:

[(1, 20537516587), (7, 2933930941), (17, 1208089211), (71, 289260797), (119, 172584173), (497, 41322971), (1207, 17015341), (8449, 2430763)]