20809792324

素因数分解:

$2^2\times {\mathrm{439}}^1\times {\mathrm{3253}}^1\times {\mathrm{3643}}^1$

素因数の和:7339

約数の個数: 24

約数和(自身を含む): 36521334080

約数和(自身を除く): 15711541756

約数列:

[1, 2, 4, 439, 878, 1756, 3253, 3643, 6506, 7286, 13012, 14572, 1428067, 1599277, 2856134, 3198554, 5712268, 6397108, 11850679, 23701358, 47402716, 5202448081, 10404896162, 20809792324]

約数ペア:

[(1, 20809792324), (2, 10404896162), (4, 5202448081), (439, 47402716), (878, 23701358), (1756, 11850679), (3253, 6397108), (3643, 5712268), (6506, 3198554), (7286, 2856134), (13012, 1599277), (14572, 1428067)]