20748882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 52383744

約数和(自身を除く): 31634862

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 97, 154, 194, 231, 291, 462, 463, 582, 679, 926, 1067, 1358, 1389, 2037, 2134, 2778, 3201, 3241, 4074, 5093, 6402, 6482, 7469, 9723, 10186, 14938, 15279, 19446, 22407, 30558, 35651, 44814, 44911, 71302, 89822, 106953, 134733, 213906, 269466, 314377, 494021, 628754, 943131, 988042, 1482063, 1886262, 2964126, 3458147, 6916294, 10374441, 20748882]

約数ペア:

[(1, 20748882), (2, 10374441), (3, 6916294), (6, 3458147), (7, 2964126), (11, 1886262), (14, 1482063), (21, 988042), (22, 943131), (33, 628754), (42, 494021), (66, 314377), (77, 269466), (97, 213906), (154, 134733), (194, 106953), (231, 89822), (291, 71302), (462, 44911), (463, 44814), (582, 35651), (679, 30558), (926, 22407), (1067, 19446), (1358, 15279), (1389, 14938), (2037, 10186), (2134, 9723), (2778, 7469), (3201, 6482), (3241, 6402), (4074, 5093)]