20888928046

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1627117}}^1$

素因数の和:1627264

約数の個数: 24

約数和(自身を含む): 36727307496

約数和(自身を除く): 15838379450

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1834, 6419, 12838, 1627117, 3254234, 11389819, 22779638, 79728733, 159457466, 213152327, 426304654, 1492066289, 2984132578, 10444464023, 20888928046]

約数ペア:

[(1, 20888928046), (2, 10444464023), (7, 2984132578), (14, 1492066289), (49, 426304654), (98, 213152327), (131, 159457466), (262, 79728733), (917, 22779638), (1834, 11389819), (6419, 3254234), (12838, 1627117)]