19724444

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2797}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 36194928

約数和(自身を除く): 16470484

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 2797, 3526, 5594, 7052, 11188, 114677, 120271, 229354, 240542, 458708, 481084, 4931111, 9862222, 19724444]

約数ペア:

[(1, 19724444), (2, 9862222), (4, 4931111), (41, 481084), (43, 458708), (82, 240542), (86, 229354), (164, 120271), (172, 114677), (1763, 11188), (2797, 7052), (3526, 5594)]