20161908744

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1\times {\mathrm{2293}}^1$

素因数の和:3279

約数の個数: 128

約数和(自身を含む): 55773930240

約数和(自身を除く): 35612021496

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 937, 1173, 1564, 1874, 2293, 2346, 2811, 3128, 3748, 4586, 4692, 5622, 6879, 7496, 9172, 9384, 11244, 13758, 15929, 18344, 21551, 22488, 27516, 31858, 38981, 43102, 47787, 52739, 55032, 63716, 64653, 77962, 86204, 95574, 105478, 116943, 127432, 129306, 155924, 158217, 172408, 191148, 210956, 233886, 258612, 311848, 316434, 366367, 382296, 421912, 467772, 517224, 632868, 732734, 896563, 935544, 1099101, 1265736, 1465468, 1793126, 2148541, 2198202, 2689689, 2930936, 3586252, 4297082, 4396404, 5379378, 6445623, 7172504, 8594164, 8792808, 10758756, 12891246, 17188328, 21517512, 25782492, 36525197, 49416443, 51564984, 73050394, 98832886, 109575591, 146100788, 148249329, 197665772, 219151182, 292201576, 296498658, 395331544, 438302364, 592997316, 840079531, 876604728, 1185994632, 1680159062, 2520238593, 3360318124, 5040477186, 6720636248, 10080954372, 20161908744]

約数ペア:

[(1, 20161908744), (2, 10080954372), (3, 6720636248), (4, 5040477186), (6, 3360318124), (8, 2520238593), (12, 1680159062), (17, 1185994632), (23, 876604728), (24, 840079531), (34, 592997316), (46, 438302364), (51, 395331544), (68, 296498658), (69, 292201576), (92, 219151182), (102, 197665772), (136, 148249329), (138, 146100788), (184, 109575591), (204, 98832886), (276, 73050394), (391, 51564984), (408, 49416443), (552, 36525197), (782, 25782492), (937, 21517512), (1173, 17188328), (1564, 12891246), (1874, 10758756), (2293, 8792808), (2346, 8594164), (2811, 7172504), (3128, 6445623), (3748, 5379378), (4586, 4396404), (4692, 4297082), (5622, 3586252), (6879, 2930936), (7496, 2689689), (9172, 2198202), (9384, 2148541), (11244, 1793126), (13758, 1465468), (15929, 1265736), (18344, 1099101), (21551, 935544), (22488, 896563), (27516, 732734), (31858, 632868), (38981, 517224), (43102, 467772), (47787, 421912), (52739, 382296), (55032, 366367), (63716, 316434), (64653, 311848), (77962, 258612), (86204, 233886), (95574, 210956), (105478, 191148), (116943, 172408), (127432, 158217), (129306, 155924)]