20509938

素因数分解:

$2^1\times 3^2\times {\mathrm{167}}^1\times {\mathrm{6823}}^1$

素因数の和:6998

約数の個数: 24

約数和(自身を含む): 44710848

約数和(自身を除く): 24200910

約数列:

[1, 2, 3, 6, 9, 18, 167, 334, 501, 1002, 1503, 3006, 6823, 13646, 20469, 40938, 61407, 122814, 1139441, 2278882, 3418323, 6836646, 10254969, 20509938]

約数ペア:

[(1, 20509938), (2, 10254969), (3, 6836646), (6, 3418323), (9, 2278882), (18, 1139441), (167, 122814), (334, 61407), (501, 40938), (1002, 20469), (1503, 13646), (3006, 6823)]