19828248

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 58752000

約数和(自身を除く): 38923752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 59, 66, 67, 76, 88, 114, 118, 132, 134, 152, 177, 201, 209, 228, 236, 264, 268, 354, 402, 418, 456, 472, 536, 627, 649, 708, 737, 804, 836, 1121, 1254, 1273, 1298, 1416, 1474, 1608, 1672, 1947, 2211, 2242, 2508, 2546, 2596, 2948, 3363, 3819, 3894, 3953, 4422, 4484, 5016, 5092, 5192, 5896, 6726, 7638, 7788, 7906, 8844, 8968, 10184, 11859, 12331, 13452, 14003, 15276, 15576, 15812, 17688, 23718, 24662, 26904, 28006, 30552, 31624, 36993, 42009, 43483, 47436, 49324, 56012, 73986, 75107, 84018, 86966, 94872, 98648, 112024, 130449, 147972, 150214, 168036, 173932, 225321, 260898, 295944, 300428, 336072, 347864, 450642, 521796, 600856, 826177, 901284, 1043592, 1652354, 1802568, 2478531, 3304708, 4957062, 6609416, 9914124, 19828248]

約数ペア:

[(1, 19828248), (2, 9914124), (3, 6609416), (4, 4957062), (6, 3304708), (8, 2478531), (11, 1802568), (12, 1652354), (19, 1043592), (22, 901284), (24, 826177), (33, 600856), (38, 521796), (44, 450642), (57, 347864), (59, 336072), (66, 300428), (67, 295944), (76, 260898), (88, 225321), (114, 173932), (118, 168036), (132, 150214), (134, 147972), (152, 130449), (177, 112024), (201, 98648), (209, 94872), (228, 86966), (236, 84018), (264, 75107), (268, 73986), (354, 56012), (402, 49324), (418, 47436), (456, 43483), (472, 42009), (536, 36993), (627, 31624), (649, 30552), (708, 28006), (737, 26904), (804, 24662), (836, 23718), (1121, 17688), (1254, 15812), (1273, 15576), (1298, 15276), (1416, 14003), (1474, 13452), (1608, 12331), (1672, 11859), (1947, 10184), (2211, 8968), (2242, 8844), (2508, 7906), (2546, 7788), (2596, 7638), (2948, 6726), (3363, 5896), (3819, 5192), (3894, 5092), (3953, 5016), (4422, 4484)]