19409016

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2044

約数の個数: 64

約数和(自身を含む): 54391680

約数和(自身を除く): 34982664

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 296, 407, 444, 814, 888, 1221, 1628, 1987, 2442, 3256, 3974, 4884, 5961, 7948, 9768, 11922, 15896, 21857, 23844, 43714, 47688, 65571, 73519, 87428, 131142, 147038, 174856, 220557, 262284, 294076, 441114, 524568, 588152, 808709, 882228, 1617418, 1764456, 2426127, 3234836, 4852254, 6469672, 9704508, 19409016]

約数ペア:

[(1, 19409016), (2, 9704508), (3, 6469672), (4, 4852254), (6, 3234836), (8, 2426127), (11, 1764456), (12, 1617418), (22, 882228), (24, 808709), (33, 588152), (37, 524568), (44, 441114), (66, 294076), (74, 262284), (88, 220557), (111, 174856), (132, 147038), (148, 131142), (222, 87428), (264, 73519), (296, 65571), (407, 47688), (444, 43714), (814, 23844), (888, 21857), (1221, 15896), (1628, 11922), (1987, 9768), (2442, 7948), (3256, 5961), (3974, 4884)]