19668473

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 23872320

約数和(自身を除く): 4203847

約数列:

[1, 11, 17, 23, 187, 253, 269, 289, 391, 2959, 3179, 4301, 4573, 6187, 6647, 50303, 68057, 73117, 77741, 105179, 855151, 1156969, 1788043, 19668473]

約数ペア:

[(1, 19668473), (11, 1788043), (17, 1156969), (23, 855151), (187, 105179), (253, 77741), (269, 73117), (289, 68057), (391, 50303), (2959, 6647), (3179, 6187), (4301, 4573)]