20275816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2039}}^1$

素因数の和:2169

約数の個数: 32

約数和(自身を含む): 41860800

約数和(自身を除く): 21584984

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 226, 452, 904, 1243, 2039, 2486, 4078, 4972, 8156, 9944, 16312, 22429, 44858, 89716, 179432, 230407, 460814, 921628, 1843256, 2534477, 5068954, 10137908, 20275816]

約数ペア:

[(1, 20275816), (2, 10137908), (4, 5068954), (8, 2534477), (11, 1843256), (22, 921628), (44, 460814), (88, 230407), (113, 179432), (226, 89716), (452, 44858), (904, 22429), (1243, 16312), (2039, 9944), (2486, 8156), (4078, 4972)]