20852271

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{607}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 33007104

約数和(自身を除く): 12154833

約数列:

[1, 3, 9, 11, 33, 99, 347, 607, 1041, 1821, 3123, 3817, 5463, 6677, 11451, 20031, 34353, 60093, 210629, 631887, 1895661, 2316919, 6950757, 20852271]

約数ペア:

[(1, 20852271), (3, 6950757), (9, 2316919), (11, 1895661), (33, 631887), (99, 210629), (347, 60093), (607, 34353), (1041, 20031), (1821, 11451), (3123, 6677), (3817, 5463)]