20159069930

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{290351}}^1$

素因数の和:290542

約数の個数: 32

約数和(自身を含む): 37253323008

約数和(自身を除く): 17094253078

約数列:

[1, 2, 5, 10, 53, 106, 131, 262, 265, 530, 655, 1310, 6943, 13886, 34715, 69430, 290351, 580702, 1451755, 2903510, 15388603, 30777206, 38035981, 76071962, 76943015, 153886030, 190179905, 380359810, 2015906993, 4031813986, 10079534965, 20159069930]

約数ペア:

[(1, 20159069930), (2, 10079534965), (5, 4031813986), (10, 2015906993), (53, 380359810), (106, 190179905), (131, 153886030), (262, 76943015), (265, 76071962), (530, 38035981), (655, 30777206), (1310, 15388603), (6943, 2903510), (13886, 1451755), (34715, 580702), (69430, 290351)]