20736107

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{643}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 25224192

約数和(自身を除く): 4488085

約数列:

[1, 7, 17, 119, 271, 643, 1897, 4501, 4607, 10931, 32249, 76517, 174253, 1219771, 2962301, 20736107]

約数ペア:

[(1, 20736107), (7, 2962301), (17, 1219771), (119, 174253), (271, 76517), (643, 32249), (1897, 10931), (4501, 4607)]