18851841

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 28514304

約数和(自身を除く): 9662463

約数列:

[1, 3, 9, 41, 47, 123, 141, 369, 423, 1087, 1927, 3261, 5781, 9783, 17343, 44567, 51089, 133701, 153267, 401103, 459801, 2094649, 6283947, 18851841]

約数ペア:

[(1, 18851841), (3, 6283947), (9, 2094649), (41, 459801), (47, 401103), (123, 153267), (141, 133701), (369, 51089), (423, 44567), (1087, 17343), (1927, 9783), (3261, 5781)]