20762622

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 48537600

約数和(自身を除く): 27774978

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 79, 93, 157, 158, 186, 237, 279, 314, 471, 474, 558, 711, 837, 942, 1413, 1422, 1674, 2133, 2449, 2826, 4239, 4266, 4867, 4898, 7347, 8478, 9734, 12403, 14601, 14694, 22041, 24806, 29202, 37209, 43803, 44082, 66123, 74418, 87606, 111627, 131409, 132246, 223254, 262818, 334881, 384493, 669762, 768986, 1153479, 2306958, 3460437, 6920874, 10381311, 20762622]

約数ペア:

[(1, 20762622), (2, 10381311), (3, 6920874), (6, 3460437), (9, 2306958), (18, 1153479), (27, 768986), (31, 669762), (54, 384493), (62, 334881), (79, 262818), (93, 223254), (157, 132246), (158, 131409), (186, 111627), (237, 87606), (279, 74418), (314, 66123), (471, 44082), (474, 43803), (558, 37209), (711, 29202), (837, 24806), (942, 22041), (1413, 14694), (1422, 14601), (1674, 12403), (2133, 9734), (2449, 8478), (2826, 7347), (4239, 4898), (4266, 4867)]