20128514

素因数分解:

$2^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{701}}^1$

素因数の和:1010

約数の個数: 24

約数和(自身を含む): 35292348

約数和(自身を除く): 15163834

約数列:

[1, 2, 7, 14, 49, 98, 293, 586, 701, 1402, 2051, 4102, 4907, 9814, 14357, 28714, 34349, 68698, 205393, 410786, 1437751, 2875502, 10064257, 20128514]

約数ペア:

[(1, 20128514), (2, 10064257), (7, 2875502), (14, 1437751), (49, 410786), (98, 205393), (293, 68698), (586, 34349), (701, 28714), (1402, 14357), (2051, 9814), (4102, 4907)]