20647032

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 60999120

約数和(自身を除く): 40352088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 97, 98, 147, 168, 181, 194, 196, 291, 294, 362, 388, 392, 543, 582, 588, 679, 724, 776, 1086, 1164, 1176, 1267, 1358, 1448, 2037, 2172, 2328, 2534, 2716, 3801, 4074, 4344, 4753, 5068, 5432, 7602, 8148, 8869, 9506, 10136, 14259, 15204, 16296, 17557, 17738, 19012, 26607, 28518, 30408, 35114, 35476, 38024, 52671, 53214, 57036, 70228, 70952, 105342, 106428, 114072, 122899, 140456, 210684, 212856, 245798, 368697, 421368, 491596, 737394, 860293, 983192, 1474788, 1720586, 2580879, 2949576, 3441172, 5161758, 6882344, 10323516, 20647032]

約数ペア:

[(1, 20647032), (2, 10323516), (3, 6882344), (4, 5161758), (6, 3441172), (7, 2949576), (8, 2580879), (12, 1720586), (14, 1474788), (21, 983192), (24, 860293), (28, 737394), (42, 491596), (49, 421368), (56, 368697), (84, 245798), (97, 212856), (98, 210684), (147, 140456), (168, 122899), (181, 114072), (194, 106428), (196, 105342), (291, 70952), (294, 70228), (362, 57036), (388, 53214), (392, 52671), (543, 38024), (582, 35476), (588, 35114), (679, 30408), (724, 28518), (776, 26607), (1086, 19012), (1164, 17738), (1176, 17557), (1267, 16296), (1358, 15204), (1448, 14259), (2037, 10136), (2172, 9506), (2328, 8869), (2534, 8148), (2716, 7602), (3801, 5432), (4074, 5068), (4344, 4753)]