20616448918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1\times {\mathrm{140867}}^1$

素因数の和:141328

約数の個数: 24

約数和(自身を含む): 33564054888

約数和(自身を除く): 12947605970

約数列:

[1, 2, 13, 26, 169, 338, 433, 866, 5629, 11258, 73177, 140867, 146354, 281734, 1831271, 3662542, 23806523, 47613046, 60995411, 121990822, 792940343, 1585880686, 10308224459, 20616448918]

約数ペア:

[(1, 20616448918), (2, 10308224459), (13, 1585880686), (26, 792940343), (169, 121990822), (338, 60995411), (433, 47613046), (866, 23806523), (5629, 3662542), (11258, 1831271), (73177, 281734), (140867, 146354)]