20404648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{231871}}^1$

素因数の和:231888

約数の個数: 16

約数和(自身を含む): 41736960

約数和(自身を除く): 21332312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 231871, 463742, 927484, 1854968, 2550581, 5101162, 10202324, 20404648]

約数ペア:

[(1, 20404648), (2, 10202324), (4, 5101162), (8, 2550581), (11, 1854968), (22, 927484), (44, 463742), (88, 231871)]