20321056

素因数分解:

$2^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1093}}^1$

素因数の和:1193

約数の個数: 48

約数和(自身を含む): 46315584

約数和(自身を除く): 25994528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 83, 112, 166, 224, 332, 581, 664, 1093, 1162, 1328, 2186, 2324, 2656, 4372, 4648, 7651, 8744, 9296, 15302, 17488, 18592, 30604, 34976, 61208, 90719, 122416, 181438, 244832, 362876, 635033, 725752, 1270066, 1451504, 2540132, 2903008, 5080264, 10160528, 20321056]

約数ペア:

[(1, 20321056), (2, 10160528), (4, 5080264), (7, 2903008), (8, 2540132), (14, 1451504), (16, 1270066), (28, 725752), (32, 635033), (56, 362876), (83, 244832), (112, 181438), (166, 122416), (224, 90719), (332, 61208), (581, 34976), (664, 30604), (1093, 18592), (1162, 17488), (1328, 15302), (2186, 9296), (2324, 8744), (2656, 7651), (4372, 4648)]