2891062016

素因数分解:

$2^8\times {\mathrm{11293211}}^1$

素因数の和:11293227

約数の個数: 18

約数和(自身を含む): 5770831332

約数和(自身を除く): 2879769316

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 11293211, 22586422, 45172844, 90345688, 180691376, 361382752, 722765504, 1445531008, 2891062016]

約数ペア:

[(1, 2891062016), (2, 1445531008), (4, 722765504), (8, 361382752), (16, 180691376), (32, 90345688), (64, 45172844), (128, 22586422), (256, 11293211)]