2780455918

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{349567}}^1$

素因数の和:349707

約数の個数: 16

約数和(自身を含む): 4316465664

約数和(自身を除く): 1536009746

約数列:

[1, 2, 41, 82, 97, 194, 3977, 7954, 349567, 699134, 14332247, 28664494, 33907999, 67815998, 1390227959, 2780455918]

約数ペア:

[(1, 2780455918), (2, 1390227959), (41, 67815998), (82, 33907999), (97, 28664494), (194, 14332247), (3977, 699134), (7954, 349567)]