18798976

素因数分解:

$2^7\times 7^1\times {\mathrm{20981}}^1$

素因数の和:21002

約数の個数: 32

約数和(自身を含む): 42803280

約数和(自身を除く): 24004304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20981, 41962, 83924, 146867, 167848, 293734, 335696, 587468, 671392, 1174936, 1342784, 2349872, 2685568, 4699744, 9399488, 18798976]

約数ペア:

[(1, 18798976), (2, 9399488), (4, 4699744), (7, 2685568), (8, 2349872), (14, 1342784), (16, 1174936), (28, 671392), (32, 587468), (56, 335696), (64, 293734), (112, 167848), (128, 146867), (224, 83924), (448, 41962), (896, 20981)]