20512247258

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1\times {\mathrm{259537}}^1$

素因数の和:260501

約数の個数: 16

約数和(自身を含む): 31518294720

約数和(自身を除く): 11006047462

約数列:

[1, 2, 43, 86, 919, 1838, 39517, 79034, 259537, 519074, 11160091, 22320182, 238514503, 477029006, 10256123629, 20512247258]

約数ペア:

[(1, 20512247258), (2, 10256123629), (43, 477029006), (86, 238514503), (919, 22320182), (1838, 11160091), (39517, 519074), (79034, 259537)]