20196141

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{11587}}^1$

素因数の和:11680

約数の個数: 16

約数和(自身を含む): 31148544

約数和(自身を除く): 10952403

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 11587, 34761, 81109, 243327, 961721, 2885163, 6732047, 20196141]

約数ペア:

[(1, 20196141), (3, 6732047), (7, 2885163), (21, 961721), (83, 243327), (249, 81109), (581, 34761), (1743, 11587)]