19720008

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3557}}^1$

素因数の和:3587

約数の個数: 96

約数和(自身を含む): 66605760

約数和(自身を除く): 46885752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 56, 63, 66, 72, 77, 84, 88, 99, 126, 132, 154, 168, 198, 231, 252, 264, 308, 396, 462, 504, 616, 693, 792, 924, 1386, 1848, 2772, 3557, 5544, 7114, 10671, 14228, 21342, 24899, 28456, 32013, 39127, 42684, 49798, 64026, 74697, 78254, 85368, 99596, 117381, 128052, 149394, 156508, 199192, 224091, 234762, 256104, 273889, 298788, 313016, 352143, 448182, 469524, 547778, 597576, 704286, 821667, 896364, 939048, 1095556, 1408572, 1643334, 1792728, 2191112, 2465001, 2817144, 3286668, 4930002, 6573336, 9860004, 19720008]

約数ペア:

[(1, 19720008), (2, 9860004), (3, 6573336), (4, 4930002), (6, 3286668), (7, 2817144), (8, 2465001), (9, 2191112), (11, 1792728), (12, 1643334), (14, 1408572), (18, 1095556), (21, 939048), (22, 896364), (24, 821667), (28, 704286), (33, 597576), (36, 547778), (42, 469524), (44, 448182), (56, 352143), (63, 313016), (66, 298788), (72, 273889), (77, 256104), (84, 234762), (88, 224091), (99, 199192), (126, 156508), (132, 149394), (154, 128052), (168, 117381), (198, 99596), (231, 85368), (252, 78254), (264, 74697), (308, 64026), (396, 49798), (462, 42684), (504, 39127), (616, 32013), (693, 28456), (792, 24899), (924, 21342), (1386, 14228), (1848, 10671), (2772, 7114), (3557, 5544)]