19040571

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2161}}^1$

素因数の和:2267

約数の個数: 24

約数和(自身を含む): 30354480

約数和(自身を除く): 11313909

約数列:

[1, 3, 9, 11, 33, 89, 99, 267, 801, 979, 2161, 2937, 6483, 8811, 19449, 23771, 71313, 192329, 213939, 576987, 1730961, 2115619, 6346857, 19040571]

約数ペア:

[(1, 19040571), (3, 6346857), (9, 2115619), (11, 1730961), (33, 576987), (89, 213939), (99, 192329), (267, 71313), (801, 23771), (979, 19449), (2161, 8811), (2937, 6483)]