20556928

素因数分解:

$2^7\times 7^1\times {\mathrm{22943}}^1$

素因数の和:22964

約数の個数: 32

約数和(自身を含む): 46805760

約数和(自身を除く): 26248832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22943, 45886, 91772, 160601, 183544, 321202, 367088, 642404, 734176, 1284808, 1468352, 2569616, 2936704, 5139232, 10278464, 20556928]

約数ペア:

[(1, 20556928), (2, 10278464), (4, 5139232), (7, 2936704), (8, 2569616), (14, 1468352), (16, 1284808), (28, 734176), (32, 642404), (56, 367088), (64, 321202), (112, 183544), (128, 160601), (224, 91772), (448, 45886), (896, 22943)]