19955192

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{733}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 38843280

約数和(自身を除く): 18888088

約数列:

[1, 2, 4, 8, 41, 82, 83, 164, 166, 328, 332, 664, 733, 1466, 2932, 3403, 5864, 6806, 13612, 27224, 30053, 60106, 60839, 120212, 121678, 240424, 243356, 486712, 2494399, 4988798, 9977596, 19955192]

約数ペア:

[(1, 19955192), (2, 9977596), (4, 4988798), (8, 2494399), (41, 486712), (82, 243356), (83, 240424), (164, 121678), (166, 120212), (328, 60839), (332, 60106), (664, 30053), (733, 27224), (1466, 13612), (2932, 6806), (3403, 5864)]