18876537

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 10672263

約数列:

[1, 3, 9, 23, 27, 69, 113, 207, 269, 339, 621, 807, 1017, 2421, 2599, 3051, 6187, 7263, 7797, 18561, 23391, 30397, 55683, 70173, 91191, 167049, 273573, 699131, 820719, 2097393, 6292179, 18876537]

約数ペア:

[(1, 18876537), (3, 6292179), (9, 2097393), (23, 820719), (27, 699131), (69, 273573), (113, 167049), (207, 91191), (269, 70173), (339, 55683), (621, 30397), (807, 23391), (1017, 18561), (2421, 7797), (2599, 7263), (3051, 6187)]