18949329

素因数分解:

$3^3\times 7^2\times {\mathrm{14323}}^1$

素因数の和:14346

約数の個数: 24

約数和(自身を含む): 32658720

約数和(自身を除く): 13709391

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14323, 42969, 100261, 128907, 300783, 386721, 701827, 902349, 2105481, 2707047, 6316443, 18949329]

約数ペア:

[(1, 18949329), (3, 6316443), (7, 2707047), (9, 2105481), (21, 902349), (27, 701827), (49, 386721), (63, 300783), (147, 128907), (189, 100261), (441, 42969), (1323, 14323)]