20020684330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1\times {\mathrm{56711}}^1$

素因数の和:57582

約数の個数: 32

約数和(自身を含む): 36920873088

約数和(自身を除く): 16900188758

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 821, 1642, 4105, 8210, 35303, 56711, 70606, 113422, 176515, 283555, 353030, 567110, 2438573, 4877146, 12192865, 24385730, 46559731, 93119462, 232798655, 465597310, 2002068433, 4004136866, 10010342165, 20020684330]

約数ペア:

[(1, 20020684330), (2, 10010342165), (5, 4004136866), (10, 2002068433), (43, 465597310), (86, 232798655), (215, 93119462), (430, 46559731), (821, 24385730), (1642, 12192865), (4105, 4877146), (8210, 2438573), (35303, 567110), (56711, 353030), (70606, 283555), (113422, 176515)]