20585019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{75403}}^1$

素因数の和:75426

約数の個数: 16

約数和(自身を含む): 33780992

約数和(自身を除く): 13195973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 75403, 226209, 527821, 980239, 1583463, 2940717, 6861673, 20585019]

約数ペア:

[(1, 20585019), (3, 6861673), (7, 2940717), (13, 1583463), (21, 980239), (39, 527821), (91, 226209), (273, 75403)]