19718688

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 57480192

約数和(自身を除く): 37761504

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 71, 88, 96, 132, 142, 176, 213, 263, 264, 284, 352, 426, 526, 528, 568, 781, 789, 852, 1052, 1056, 1136, 1562, 1578, 1704, 2104, 2272, 2343, 2893, 3124, 3156, 3408, 4208, 4686, 5786, 6248, 6312, 6816, 8416, 8679, 9372, 11572, 12496, 12624, 17358, 18673, 18744, 23144, 24992, 25248, 34716, 37346, 37488, 46288, 56019, 69432, 74692, 74976, 92576, 112038, 138864, 149384, 205403, 224076, 277728, 298768, 410806, 448152, 597536, 616209, 821612, 896304, 1232418, 1643224, 1792608, 2464836, 3286448, 4929672, 6572896, 9859344, 19718688]

約数ペア:

[(1, 19718688), (2, 9859344), (3, 6572896), (4, 4929672), (6, 3286448), (8, 2464836), (11, 1792608), (12, 1643224), (16, 1232418), (22, 896304), (24, 821612), (32, 616209), (33, 597536), (44, 448152), (48, 410806), (66, 298768), (71, 277728), (88, 224076), (96, 205403), (132, 149384), (142, 138864), (176, 112038), (213, 92576), (263, 74976), (264, 74692), (284, 69432), (352, 56019), (426, 46288), (526, 37488), (528, 37346), (568, 34716), (781, 25248), (789, 24992), (852, 23144), (1052, 18744), (1056, 18673), (1136, 17358), (1562, 12624), (1578, 12496), (1704, 11572), (2104, 9372), (2272, 8679), (2343, 8416), (2893, 6816), (3124, 6312), (3156, 6248), (3408, 5786), (4208, 4686)]