20246556

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{941}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 51907968

約数和(自身を除く): 31661412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163, 326, 489, 652, 941, 978, 1793, 1882, 1956, 2823, 3586, 3764, 5379, 5646, 7172, 10351, 10758, 11292, 20702, 21516, 31053, 41404, 62106, 124212, 153383, 306766, 460149, 613532, 920298, 1687213, 1840596, 3374426, 5061639, 6748852, 10123278, 20246556]

約数ペア:

[(1, 20246556), (2, 10123278), (3, 6748852), (4, 5061639), (6, 3374426), (11, 1840596), (12, 1687213), (22, 920298), (33, 613532), (44, 460149), (66, 306766), (132, 153383), (163, 124212), (326, 62106), (489, 41404), (652, 31053), (941, 21516), (978, 20702), (1793, 11292), (1882, 10758), (1956, 10351), (2823, 7172), (3586, 5646), (3764, 5379)]