20130397

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1217}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 24554880

約数和(自身を除く): 4424483

約数列:

[1, 7, 17, 119, 139, 973, 1217, 2363, 8519, 16541, 20689, 144823, 169163, 1184141, 2875771, 20130397]

約数ペア:

[(1, 20130397), (7, 2875771), (17, 1184141), (119, 169163), (139, 144823), (973, 20689), (1217, 16541), (2363, 8519)]