20543358

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2909}}^1$

素因数の和:3032

約数の個数: 32

約数和(自身を含む): 45256320

約数和(自身を除く): 24712962

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 214, 321, 642, 1177, 2354, 2909, 3531, 5818, 7062, 8727, 17454, 31999, 63998, 95997, 191994, 311263, 622526, 933789, 1867578, 3423893, 6847786, 10271679, 20543358]

約数ペア:

[(1, 20543358), (2, 10271679), (3, 6847786), (6, 3423893), (11, 1867578), (22, 933789), (33, 622526), (66, 311263), (107, 191994), (214, 95997), (321, 63998), (642, 31999), (1177, 17454), (2354, 8727), (2909, 7062), (3531, 5818)]