20565664

素因数分解:

$2^5\times 7^1\times {\mathrm{91811}}^1$

素因数の和:91828

約数の個数: 24

約数和(自身を含む): 46273248

約数和(自身を除く): 25707584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 91811, 183622, 367244, 642677, 734488, 1285354, 1468976, 2570708, 2937952, 5141416, 10282832, 20565664]

約数ペア:

[(1, 20565664), (2, 10282832), (4, 5141416), (7, 2937952), (8, 2570708), (14, 1468976), (16, 1285354), (28, 734488), (32, 642677), (56, 367244), (112, 183622), (224, 91811)]