11821790

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{7829}}^1$

素因数の和:7987

約数の個数: 16

約数和(自身を含む): 21422880

約数和(自身を除く): 9601090

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 7829, 15658, 39145, 78290, 1182179, 2364358, 5910895, 11821790]

約数ペア:

[(1, 11821790), (2, 5910895), (5, 2364358), (10, 1182179), (151, 78290), (302, 39145), (755, 15658), (1510, 7829)]