20375552

素因数分解:

$2^{11}\times {\mathrm{9949}}^1$

素因数の和:9971

約数の個数: 24

約数和(自身を含む): 40745250

約数和(自身を除く): 20369698

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 9949, 19898, 39796, 79592, 159184, 318368, 636736, 1273472, 2546944, 5093888, 10187776, 20375552]

約数ペア:

[(1, 20375552), (2, 10187776), (4, 5093888), (8, 2546944), (16, 1273472), (32, 636736), (64, 318368), (128, 159184), (256, 79592), (512, 39796), (1024, 19898), (2048, 9949)]