19798548

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3061}}^1$

素因数の和:3093

約数の個数: 72

約数和(自身を含む): 58643424

約数和(自身を除く): 38844876

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3061, 3234, 6122, 6468, 9183, 12244, 18366, 21427, 33671, 36732, 42854, 64281, 67342, 85708, 101013, 128562, 134684, 149989, 202026, 235697, 257124, 299978, 404052, 449967, 471394, 599956, 707091, 899934, 942788, 1414182, 1649879, 1799868, 2828364, 3299758, 4949637, 6599516, 9899274, 19798548]

約数ペア:

[(1, 19798548), (2, 9899274), (3, 6599516), (4, 4949637), (6, 3299758), (7, 2828364), (11, 1799868), (12, 1649879), (14, 1414182), (21, 942788), (22, 899934), (28, 707091), (33, 599956), (42, 471394), (44, 449967), (49, 404052), (66, 299978), (77, 257124), (84, 235697), (98, 202026), (132, 149989), (147, 134684), (154, 128562), (196, 101013), (231, 85708), (294, 67342), (308, 64281), (462, 42854), (539, 36732), (588, 33671), (924, 21427), (1078, 18366), (1617, 12244), (2156, 9183), (3061, 6468), (3234, 6122)]