20194816

素因数分解:

$2^9\times {\mathrm{39443}}^1$

素因数の和:39461

約数の個数: 20

約数和(自身を含む): 40351212

約数和(自身を除く): 20156396

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39443, 78886, 157772, 315544, 631088, 1262176, 2524352, 5048704, 10097408, 20194816]

約数ペア:

[(1, 20194816), (2, 10097408), (4, 5048704), (8, 2524352), (16, 1262176), (32, 631088), (64, 315544), (128, 157772), (256, 78886), (512, 39443)]