19216085

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1973

約数の個数: 24

約数和(自身を含む): 27492696

約数和(自身を除く): 8276611

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 1913, 2009, 9565, 10045, 13391, 66955, 78433, 93737, 392165, 468685, 549031, 2745155, 3843217, 19216085]

約数ペア:

[(1, 19216085), (5, 3843217), (7, 2745155), (35, 549031), (41, 468685), (49, 392165), (205, 93737), (245, 78433), (287, 66955), (1435, 13391), (1913, 10045), (2009, 9565)]