19651392

素因数分解:

$2^6\times 3^2\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 84

約数和(自身を含む): 57025540

約数和(自身を除く): 37374148

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 109, 144, 192, 218, 288, 313, 327, 436, 576, 626, 654, 872, 939, 981, 1252, 1308, 1744, 1878, 1962, 2504, 2616, 2817, 3488, 3756, 3924, 5008, 5232, 5634, 6976, 7512, 7848, 10016, 10464, 11268, 15024, 15696, 20032, 20928, 22536, 30048, 31392, 34117, 45072, 60096, 62784, 68234, 90144, 102351, 136468, 180288, 204702, 272936, 307053, 409404, 545872, 614106, 818808, 1091744, 1228212, 1637616, 2183488, 2456424, 3275232, 4912848, 6550464, 9825696, 19651392]

約数ペア:

[(1, 19651392), (2, 9825696), (3, 6550464), (4, 4912848), (6, 3275232), (8, 2456424), (9, 2183488), (12, 1637616), (16, 1228212), (18, 1091744), (24, 818808), (32, 614106), (36, 545872), (48, 409404), (64, 307053), (72, 272936), (96, 204702), (109, 180288), (144, 136468), (192, 102351), (218, 90144), (288, 68234), (313, 62784), (327, 60096), (436, 45072), (576, 34117), (626, 31392), (654, 30048), (872, 22536), (939, 20928), (981, 20032), (1252, 15696), (1308, 15024), (1744, 11268), (1878, 10464), (1962, 10016), (2504, 7848), (2616, 7512), (2817, 6976), (3488, 5634), (3756, 5232), (3924, 5008)]