20168020906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21319261}}^1$

素因数の和:21319317

約数の個数: 16

約数和(自身を含む): 33769711008

約数和(自身を除く): 13601690102

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21319261, 42638522, 234511871, 469023742, 916728223, 1833456446, 10084010453, 20168020906]

約数ペア:

[(1, 20168020906), (2, 10084010453), (11, 1833456446), (22, 916728223), (43, 469023742), (86, 234511871), (473, 42638522), (946, 21319261)]