19911672

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:865

約数の個数: 96

約数和(自身を含む): 60802560

約数和(自身を除く): 40890888

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 124, 132, 186, 198, 248, 264, 279, 341, 372, 396, 558, 682, 744, 792, 811, 1023, 1116, 1364, 1622, 2046, 2232, 2433, 2728, 3069, 3244, 4092, 4866, 6138, 6488, 7299, 8184, 8921, 9732, 12276, 14598, 17842, 19464, 24552, 25141, 26763, 29196, 35684, 50282, 53526, 58392, 71368, 75423, 80289, 100564, 107052, 150846, 160578, 201128, 214104, 226269, 276551, 301692, 321156, 452538, 553102, 603384, 642312, 829653, 905076, 1106204, 1659306, 1810152, 2212408, 2488959, 3318612, 4977918, 6637224, 9955836, 19911672]

約数ペア:

[(1, 19911672), (2, 9955836), (3, 6637224), (4, 4977918), (6, 3318612), (8, 2488959), (9, 2212408), (11, 1810152), (12, 1659306), (18, 1106204), (22, 905076), (24, 829653), (31, 642312), (33, 603384), (36, 553102), (44, 452538), (62, 321156), (66, 301692), (72, 276551), (88, 226269), (93, 214104), (99, 201128), (124, 160578), (132, 150846), (186, 107052), (198, 100564), (248, 80289), (264, 75423), (279, 71368), (341, 58392), (372, 53526), (396, 50282), (558, 35684), (682, 29196), (744, 26763), (792, 25141), (811, 24552), (1023, 19464), (1116, 17842), (1364, 14598), (1622, 12276), (2046, 9732), (2232, 8921), (2433, 8184), (2728, 7299), (3069, 6488), (3244, 6138), (4092, 4866)]