20808935

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{853}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 30989952

約数和(自身を除く): 10181017

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 595, 697, 853, 1435, 3485, 4265, 4879, 5971, 14501, 24395, 29855, 34973, 72505, 101507, 174865, 244811, 507535, 594541, 1224055, 2972705, 4161787, 20808935]

約数ペア:

[(1, 20808935), (5, 4161787), (7, 2972705), (17, 1224055), (35, 594541), (41, 507535), (85, 244811), (119, 174865), (205, 101507), (287, 72505), (595, 34973), (697, 29855), (853, 24395), (1435, 14501), (3485, 5971), (4265, 4879)]