19144209

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6959}}^1$

素因数の和:7100

約数の個数: 16

約数和(自身を含む): 29399040

約数和(自身を除く): 10254831

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 6959, 20877, 48713, 146139, 911629, 2734887, 6381403, 19144209]

約数ペア:

[(1, 19144209), (3, 6381403), (7, 2734887), (21, 911629), (131, 146139), (393, 48713), (917, 20877), (2751, 6959)]