20556632

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135241}}^1$

素因数の和:135266

約数の個数: 16

約数和(自身を含む): 40572600

約数和(自身を除く): 20015968

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135241, 270482, 540964, 1081928, 2569579, 5139158, 10278316, 20556632]

約数ペア:

[(1, 20556632), (2, 10278316), (4, 5139158), (8, 2569579), (19, 1081928), (38, 540964), (76, 270482), (152, 135241)]