20065148944

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{4462889}}^1$

素因数の和:4463178

約数の個数: 20

約数和(自身を含む): 39014584380

約数和(自身を除く): 18949435436

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 4462889, 8925778, 17851556, 35703112, 71406224, 1254071809, 2508143618, 5016287236, 10032574472, 20065148944]

約数ペア:

[(1, 20065148944), (2, 10032574472), (4, 5016287236), (8, 2508143618), (16, 1254071809), (281, 71406224), (562, 35703112), (1124, 17851556), (2248, 8925778), (4496, 4462889)]