18219411

素因数分解:

$3^5\times 7^1\times {\mathrm{10711}}^1$

素因数の和:10733

約数の個数: 24

約数和(自身を含む): 31193344

約数和(自身を除く): 12973933

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 10711, 32133, 74977, 96399, 224931, 289197, 674793, 867591, 2024379, 2602773, 6073137, 18219411]

約数ペア:

[(1, 18219411), (3, 6073137), (7, 2602773), (9, 2024379), (21, 867591), (27, 674793), (63, 289197), (81, 224931), (189, 96399), (243, 74977), (567, 32133), (1701, 10711)]