16792780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20479}}^1$

素因数の和:20529

約数の個数: 24

約数和(自身を含む): 36126720

約数和(自身を除く): 19333940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 20479, 40958, 81916, 102395, 204790, 409580, 839639, 1679278, 3358556, 4198195, 8396390, 16792780]

約数ペア:

[(1, 16792780), (2, 8396390), (4, 4198195), (5, 3358556), (10, 1679278), (20, 839639), (41, 409580), (82, 204790), (164, 102395), (205, 81916), (410, 40958), (820, 20479)]