19158363

素因数分解:

$3^5\times 7^2\times {\mathrm{1609}}^1$

素因数の和:1638

約数の個数: 36

約数和(自身を含む): 33404280

約数和(自身を除く): 14245917

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1609, 1701, 3969, 4827, 11263, 11907, 14481, 33789, 43443, 78841, 101367, 130329, 236523, 304101, 390987, 709569, 912303, 2128707, 2736909, 6386121, 19158363]

約数ペア:

[(1, 19158363), (3, 6386121), (7, 2736909), (9, 2128707), (21, 912303), (27, 709569), (49, 390987), (63, 304101), (81, 236523), (147, 130329), (189, 101367), (243, 78841), (441, 43443), (567, 33789), (1323, 14481), (1609, 11907), (1701, 11263), (3969, 4827)]