18919051488

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{150323}}^1$

素因数の和:150381

約数の個数: 144

約数和(自身を含む): 59095370880

約数和(自身を除く): 40176319392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 32, 36, 38, 46, 48, 57, 69, 72, 76, 92, 96, 114, 138, 144, 152, 171, 184, 207, 228, 276, 288, 304, 342, 368, 414, 437, 456, 552, 608, 684, 736, 828, 874, 912, 1104, 1311, 1368, 1656, 1748, 1824, 2208, 2622, 2736, 3312, 3496, 3933, 5244, 5472, 6624, 6992, 7866, 10488, 13984, 15732, 20976, 31464, 41952, 62928, 125856, 150323, 300646, 450969, 601292, 901938, 1202584, 1352907, 1803876, 2405168, 2705814, 2856137, 3457429, 3607752, 4810336, 5411628, 5712274, 6914858, 7215504, 8568411, 10372287, 10823256, 11424548, 13829716, 14431008, 17136822, 20744574, 21646512, 22849096, 25705233, 27659432, 31116861, 34273644, 41489148, 43293024, 45698192, 51410466, 55318864, 62233722, 65691151, 68547288, 82978296, 91396384, 102820932, 110637728, 124467444, 131382302, 137094576, 165956592, 197073453, 205641864, 248934888, 262764604, 274189152, 331913184, 394146906, 411283728, 497869776, 525529208, 591220359, 788293812, 822567456, 995739552, 1051058416, 1182440718, 1576587624, 2102116832, 2364881436, 3153175248, 4729762872, 6306350496, 9459525744, 18919051488]

約数ペア:

[(1, 18919051488), (2, 9459525744), (3, 6306350496), (4, 4729762872), (6, 3153175248), (8, 2364881436), (9, 2102116832), (12, 1576587624), (16, 1182440718), (18, 1051058416), (19, 995739552), (23, 822567456), (24, 788293812), (32, 591220359), (36, 525529208), (38, 497869776), (46, 411283728), (48, 394146906), (57, 331913184), (69, 274189152), (72, 262764604), (76, 248934888), (92, 205641864), (96, 197073453), (114, 165956592), (138, 137094576), (144, 131382302), (152, 124467444), (171, 110637728), (184, 102820932), (207, 91396384), (228, 82978296), (276, 68547288), (288, 65691151), (304, 62233722), (342, 55318864), (368, 51410466), (414, 45698192), (437, 43293024), (456, 41489148), (552, 34273644), (608, 31116861), (684, 27659432), (736, 25705233), (828, 22849096), (874, 21646512), (912, 20744574), (1104, 17136822), (1311, 14431008), (1368, 13829716), (1656, 11424548), (1748, 10823256), (1824, 10372287), (2208, 8568411), (2622, 7215504), (2736, 6914858), (3312, 5712274), (3496, 5411628), (3933, 4810336), (5244, 3607752), (5472, 3457429), (6624, 2856137), (6992, 2705814), (7866, 2405168), (10488, 1803876), (13984, 1352907), (15732, 1202584), (20976, 901938), (31464, 601292), (41952, 450969), (62928, 300646), (125856, 150323)]