13031918

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2887}}^1$

素因数の和:2987

約数の個数: 16

約数和(自身を含む): 20412384

約数和(自身を除く): 7380466

約数列:

[1, 2, 37, 61, 74, 122, 2257, 2887, 4514, 5774, 106819, 176107, 213638, 352214, 6515959, 13031918]

約数ペア:

[(1, 13031918), (2, 6515959), (37, 352214), (61, 213638), (74, 176107), (122, 106819), (2257, 5774), (2887, 4514)]