19028142

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 49075200

約数和(自身を除く): 30047058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 126, 142, 189, 213, 378, 426, 497, 639, 709, 994, 1278, 1418, 1491, 1917, 2127, 2982, 3834, 4254, 4473, 4963, 6381, 8946, 9926, 12762, 13419, 14889, 19143, 26838, 29778, 38286, 44667, 50339, 89334, 100678, 134001, 151017, 268002, 302034, 352373, 453051, 704746, 906102, 1057119, 1359153, 2114238, 2718306, 3171357, 6342714, 9514071, 19028142]

約数ペア:

[(1, 19028142), (2, 9514071), (3, 6342714), (6, 3171357), (7, 2718306), (9, 2114238), (14, 1359153), (18, 1057119), (21, 906102), (27, 704746), (42, 453051), (54, 352373), (63, 302034), (71, 268002), (126, 151017), (142, 134001), (189, 100678), (213, 89334), (378, 50339), (426, 44667), (497, 38286), (639, 29778), (709, 26838), (994, 19143), (1278, 14889), (1418, 13419), (1491, 12762), (1917, 9926), (2127, 8946), (2982, 6381), (3834, 4963), (4254, 4473)]