17997876865

素因数分解:

$5^1\times {\mathrm{431}}^1\times {\mathrm{2011}}^1\times {\mathrm{4153}}^1$

素因数の和:6600

約数の個数: 16

約数和(自身を含む): 21663542016

約数和(自身を除く): 3665665151

約数列:

[1, 5, 431, 2011, 2155, 4153, 10055, 20765, 866741, 1789943, 4333705, 8351683, 8949715, 41758415, 3599575373, 17997876865]

約数ペア:

[(1, 17997876865), (5, 3599575373), (431, 41758415), (2011, 8949715), (2155, 8351683), (4153, 4333705), (10055, 1789943), (20765, 866741)]