18789183

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12967}}^1$

素因数の和:13003

約数の個数: 24

約数和(自身を含む): 32368128

約数和(自身を除く): 13578945

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 12967, 38901, 90769, 116703, 272307, 298241, 816921, 894723, 2087687, 2684169, 6263061, 18789183]

約数ペア:

[(1, 18789183), (3, 6263061), (7, 2684169), (9, 2087687), (21, 894723), (23, 816921), (63, 298241), (69, 272307), (161, 116703), (207, 90769), (483, 38901), (1449, 12967)]