20486595405

素因数分解:

$3^1\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{1003507}}^1$

素因数の和:1004876

約数の個数: 16

約数和(自身を含む): 32802669504

約数和(自身を除く): 12316074099

約数列:

[1, 3, 5, 15, 1361, 4083, 6805, 20415, 1003507, 3010521, 5017535, 15052605, 1365773027, 4097319081, 6828865135, 20486595405]

約数ペア:

[(1, 20486595405), (3, 6828865135), (5, 4097319081), (15, 1365773027), (1361, 15052605), (4083, 5017535), (6805, 3010521), (20415, 1003507)]