18037257

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 28753920

約数和(自身を除く): 10716663

約数列:

[1, 3, 7, 21, 31, 93, 103, 217, 269, 309, 651, 721, 807, 1883, 2163, 3193, 5649, 8339, 9579, 22351, 25017, 27707, 58373, 67053, 83121, 175119, 193949, 581847, 858917, 2576751, 6012419, 18037257]

約数ペア:

[(1, 18037257), (3, 6012419), (7, 2576751), (21, 858917), (31, 581847), (93, 193949), (103, 175119), (217, 83121), (269, 67053), (309, 58373), (651, 27707), (721, 25017), (807, 22351), (1883, 9579), (2163, 8339), (3193, 5649)]