19701528

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1523}}^1$

素因数の和:1557

約数の個数: 96

約数和(自身を含む): 62544960

約数和(自身を除く): 42843432

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 132, 147, 154, 168, 196, 231, 264, 294, 308, 392, 462, 539, 588, 616, 924, 1078, 1176, 1523, 1617, 1848, 2156, 3046, 3234, 4312, 4569, 6092, 6468, 9138, 10661, 12184, 12936, 16753, 18276, 21322, 31983, 33506, 36552, 42644, 50259, 63966, 67012, 74627, 85288, 100518, 117271, 127932, 134024, 149254, 201036, 223881, 234542, 255864, 298508, 351813, 402072, 447762, 469084, 597016, 703626, 820897, 895524, 938168, 1407252, 1641794, 1791048, 2462691, 2814504, 3283588, 4925382, 6567176, 9850764, 19701528]

約数ペア:

[(1, 19701528), (2, 9850764), (3, 6567176), (4, 4925382), (6, 3283588), (7, 2814504), (8, 2462691), (11, 1791048), (12, 1641794), (14, 1407252), (21, 938168), (22, 895524), (24, 820897), (28, 703626), (33, 597016), (42, 469084), (44, 447762), (49, 402072), (56, 351813), (66, 298508), (77, 255864), (84, 234542), (88, 223881), (98, 201036), (132, 149254), (147, 134024), (154, 127932), (168, 117271), (196, 100518), (231, 85288), (264, 74627), (294, 67012), (308, 63966), (392, 50259), (462, 42644), (539, 36552), (588, 33506), (616, 31983), (924, 21322), (1078, 18276), (1176, 16753), (1523, 12936), (1617, 12184), (1848, 10661), (2156, 9138), (3046, 6468), (3234, 6092), (4312, 4569)]