19406078

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4357}}^1$

素因数の和:4507

約数の個数: 16

約数和(自身を含む): 31063824

約数和(自身を除く): 11657746

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4357, 4454, 8714, 74069, 148138, 570767, 1141534, 9703039, 19406078]

約数ペア:

[(1, 19406078), (2, 9703039), (17, 1141534), (34, 570767), (131, 148138), (262, 74069), (2227, 8714), (4357, 4454)]