19944288

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:797

約数の個数: 144

約数和(自身を含む): 69896736

約数和(自身を除く): 49952448

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 761, 819, 936, 1008, 1092, 1248, 1456, 1522, 1638, 1872, 2016, 2184, 2283, 2912, 3044, 3276, 3744, 4368, 4566, 5327, 6088, 6552, 6849, 8736, 9132, 9893, 10654, 12176, 13104, 13698, 15981, 18264, 19786, 21308, 24352, 26208, 27396, 29679, 31962, 36528, 39572, 42616, 47943, 54792, 59358, 63924, 69251, 73056, 79144, 85232, 89037, 95886, 109584, 118716, 127848, 138502, 158288, 170464, 178074, 191772, 207753, 219168, 237432, 255696, 277004, 316576, 356148, 383544, 415506, 474864, 511392, 554008, 623259, 712296, 767088, 831012, 949728, 1108016, 1246518, 1424592, 1534176, 1662024, 2216032, 2493036, 2849184, 3324048, 4986072, 6648096, 9972144, 19944288]

約数ペア:

[(1, 19944288), (2, 9972144), (3, 6648096), (4, 4986072), (6, 3324048), (7, 2849184), (8, 2493036), (9, 2216032), (12, 1662024), (13, 1534176), (14, 1424592), (16, 1246518), (18, 1108016), (21, 949728), (24, 831012), (26, 767088), (28, 712296), (32, 623259), (36, 554008), (39, 511392), (42, 474864), (48, 415506), (52, 383544), (56, 356148), (63, 316576), (72, 277004), (78, 255696), (84, 237432), (91, 219168), (96, 207753), (104, 191772), (112, 178074), (117, 170464), (126, 158288), (144, 138502), (156, 127848), (168, 118716), (182, 109584), (208, 95886), (224, 89037), (234, 85232), (252, 79144), (273, 73056), (288, 69251), (312, 63924), (336, 59358), (364, 54792), (416, 47943), (468, 42616), (504, 39572), (546, 36528), (624, 31962), (672, 29679), (728, 27396), (761, 26208), (819, 24352), (936, 21308), (1008, 19786), (1092, 18264), (1248, 15981), (1456, 13698), (1522, 13104), (1638, 12176), (1872, 10654), (2016, 9893), (2184, 9132), (2283, 8736), (2912, 6849), (3044, 6552), (3276, 6088), (3744, 5327), (4368, 4566)]