19873752

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 31447848

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 107, 109, 142, 213, 214, 218, 284, 321, 327, 426, 428, 436, 568, 642, 654, 852, 856, 872, 1284, 1308, 1704, 2568, 2616, 7597, 7739, 11663, 15194, 15478, 22791, 23217, 23326, 30388, 30956, 34989, 45582, 46434, 46652, 60776, 61912, 69978, 91164, 92868, 93304, 139956, 182328, 185736, 279912, 828073, 1656146, 2484219, 3312292, 4968438, 6624584, 9936876, 19873752]

約数ペア:

[(1, 19873752), (2, 9936876), (3, 6624584), (4, 4968438), (6, 3312292), (8, 2484219), (12, 1656146), (24, 828073), (71, 279912), (107, 185736), (109, 182328), (142, 139956), (213, 93304), (214, 92868), (218, 91164), (284, 69978), (321, 61912), (327, 60776), (426, 46652), (428, 46434), (436, 45582), (568, 34989), (642, 30956), (654, 30388), (852, 23326), (856, 23217), (872, 22791), (1284, 15478), (1308, 15194), (1704, 11663), (2568, 7739), (2616, 7597)]