19933732

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 44819712

約数和(自身を除く): 24885980

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 2381, 4186, 4762, 8372, 9524, 16667, 30953, 33334, 54763, 61906, 66668, 109526, 123812, 216671, 219052, 383341, 433342, 711919, 766682, 866684, 1423838, 1533364, 2847676, 4983433, 9966866, 19933732]

約数ペア:

[(1, 19933732), (2, 9966866), (4, 4983433), (7, 2847676), (13, 1533364), (14, 1423838), (23, 866684), (26, 766682), (28, 711919), (46, 433342), (52, 383341), (91, 219052), (92, 216671), (161, 123812), (182, 109526), (299, 66668), (322, 61906), (364, 54763), (598, 33334), (644, 30953), (1196, 16667), (2093, 9524), (2381, 8372), (4186, 4762)]