19375972

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 108

約数和(自身を含む): 46698960

約数和(自身を除く): 27322988

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 43, 44, 49, 76, 77, 86, 98, 121, 133, 154, 172, 196, 209, 242, 266, 301, 308, 418, 473, 484, 532, 539, 602, 817, 836, 847, 931, 946, 1078, 1204, 1463, 1634, 1694, 1862, 1892, 2107, 2156, 2299, 2926, 3268, 3311, 3388, 3724, 4214, 4598, 5203, 5719, 5852, 5929, 6622, 8428, 8987, 9196, 10241, 10406, 11438, 11858, 13244, 16093, 17974, 20482, 20812, 22876, 23177, 23716, 32186, 35948, 36421, 40033, 40964, 46354, 62909, 64372, 72842, 80066, 92708, 98857, 112651, 125818, 145684, 160132, 197714, 225302, 251636, 254947, 395428, 440363, 450604, 509894, 691999, 880726, 1019788, 1383998, 1761452, 2767996, 4843993, 9687986, 19375972]

約数ペア:

[(1, 19375972), (2, 9687986), (4, 4843993), (7, 2767996), (11, 1761452), (14, 1383998), (19, 1019788), (22, 880726), (28, 691999), (38, 509894), (43, 450604), (44, 440363), (49, 395428), (76, 254947), (77, 251636), (86, 225302), (98, 197714), (121, 160132), (133, 145684), (154, 125818), (172, 112651), (196, 98857), (209, 92708), (242, 80066), (266, 72842), (301, 64372), (308, 62909), (418, 46354), (473, 40964), (484, 40033), (532, 36421), (539, 35948), (602, 32186), (817, 23716), (836, 23177), (847, 22876), (931, 20812), (946, 20482), (1078, 17974), (1204, 16093), (1463, 13244), (1634, 11858), (1694, 11438), (1862, 10406), (1892, 10241), (2107, 9196), (2156, 8987), (2299, 8428), (2926, 6622), (3268, 5929), (3311, 5852), (3388, 5719), (3724, 5203), (4214, 4598)]