18450273

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 8644767

約数列:

[1, 3, 19, 47, 57, 71, 97, 141, 213, 291, 893, 1349, 1843, 2679, 3337, 4047, 4559, 5529, 6887, 10011, 13677, 20661, 63403, 86621, 130853, 190209, 259863, 323689, 392559, 971067, 6150091, 18450273]

約数ペア:

[(1, 18450273), (3, 6150091), (19, 971067), (47, 392559), (57, 323689), (71, 259863), (97, 190209), (141, 130853), (213, 86621), (291, 63403), (893, 20661), (1349, 13677), (1843, 10011), (2679, 6887), (3337, 5529), (4047, 4559)]