20922464416

素因数分解:

$2^5\times 7^1\times {\mathrm{5167}}^1\times {\mathrm{18077}}^1$

素因数の和:23261

約数の個数: 48

約数和(自身を含む): 47087260416

約数和(自身を除く): 26164796000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 5167, 10334, 18077, 20668, 36154, 36169, 41336, 72308, 72338, 82672, 126539, 144616, 144676, 165344, 253078, 289232, 289352, 506156, 578464, 578704, 1012312, 1157408, 2024624, 4049248, 93403859, 186807718, 373615436, 653827013, 747230872, 1307654026, 1494461744, 2615308052, 2988923488, 5230616104, 10461232208, 20922464416]

約数ペア:

[(1, 20922464416), (2, 10461232208), (4, 5230616104), (7, 2988923488), (8, 2615308052), (14, 1494461744), (16, 1307654026), (28, 747230872), (32, 653827013), (56, 373615436), (112, 186807718), (224, 93403859), (5167, 4049248), (10334, 2024624), (18077, 1157408), (20668, 1012312), (36154, 578704), (36169, 578464), (41336, 506156), (72308, 289352), (72338, 289232), (82672, 253078), (126539, 165344), (144616, 144676)]