20065784848

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17663543}}^1$

素因数の和:17663622

約数の個数: 20

約数和(自身を含む): 39425030208

約数和(自身を除く): 19359245360

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17663543, 35327086, 70654172, 141308344, 282616688, 1254111553, 2508223106, 5016446212, 10032892424, 20065784848]

約数ペア:

[(1, 20065784848), (2, 10032892424), (4, 5016446212), (8, 2508223106), (16, 1254111553), (71, 282616688), (142, 141308344), (284, 70654172), (568, 35327086), (1136, 17663543)]