12868778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2861}}^1$

素因数の和:3049

約数の個数: 16

約数和(自身を含む): 20915496

約数和(自身を除く): 8046718

約数列:

[1, 2, 13, 26, 173, 346, 2249, 2861, 4498, 5722, 37193, 74386, 494953, 989906, 6434389, 12868778]

約数ペア:

[(1, 12868778), (2, 6434389), (13, 989906), (26, 494953), (173, 74386), (346, 37193), (2249, 5722), (2861, 4498)]