20838312

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 62506080

約数和(自身を除く): 41667768

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 83, 88, 99, 132, 166, 198, 249, 264, 317, 332, 396, 498, 634, 664, 747, 792, 913, 951, 996, 1268, 1494, 1826, 1902, 1992, 2536, 2739, 2853, 2988, 3487, 3652, 3804, 5478, 5706, 5976, 6974, 7304, 7608, 8217, 10461, 10956, 11412, 13948, 16434, 20922, 21912, 22824, 26311, 27896, 31383, 32868, 41844, 52622, 62766, 65736, 78933, 83688, 105244, 125532, 157866, 210488, 236799, 251064, 289421, 315732, 473598, 578842, 631464, 868263, 947196, 1157684, 1736526, 1894392, 2315368, 2604789, 3473052, 5209578, 6946104, 10419156, 20838312]

約数ペア:

[(1, 20838312), (2, 10419156), (3, 6946104), (4, 5209578), (6, 3473052), (8, 2604789), (9, 2315368), (11, 1894392), (12, 1736526), (18, 1157684), (22, 947196), (24, 868263), (33, 631464), (36, 578842), (44, 473598), (66, 315732), (72, 289421), (83, 251064), (88, 236799), (99, 210488), (132, 157866), (166, 125532), (198, 105244), (249, 83688), (264, 78933), (317, 65736), (332, 62766), (396, 52622), (498, 41844), (634, 32868), (664, 31383), (747, 27896), (792, 26311), (913, 22824), (951, 21912), (996, 20922), (1268, 16434), (1494, 13948), (1826, 11412), (1902, 10956), (1992, 10461), (2536, 8217), (2739, 7608), (2853, 7304), (2988, 6974), (3487, 5976), (3652, 5706), (3804, 5478)]