12621778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1399}}^1$

素因数の和:1761

約数の個数: 16

約数和(自身を含む): 20462400

約数和(自身を除く): 7840622

約数列:

[1, 2, 13, 26, 347, 694, 1399, 2798, 4511, 9022, 18187, 36374, 485453, 970906, 6310889, 12621778]

約数ペア:

[(1, 12621778), (2, 6310889), (13, 970906), (26, 485453), (347, 36374), (694, 18187), (1399, 9022), (2798, 4511)]