20193665

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 24755328

約数和(自身を除く): 4561663

約数列:

[1, 5, 103, 113, 347, 515, 565, 1735, 11639, 35741, 39211, 58195, 178705, 196055, 4038733, 20193665]

約数ペア:

[(1, 20193665), (5, 4038733), (103, 196055), (113, 178705), (347, 58195), (515, 39211), (565, 35741), (1735, 11639)]