19718567

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1321}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 22844160

約数和(自身を除く): 3125593

約数列:

[1, 11, 23, 59, 253, 649, 1321, 1357, 14531, 14927, 30383, 77939, 334213, 857329, 1792597, 19718567]

約数ペア:

[(1, 19718567), (11, 1792597), (23, 857329), (59, 334213), (253, 77939), (649, 30383), (1321, 14927), (1357, 14531)]