18105913

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 21669120

約数和(自身を除く): 3563207

約数列:

[1, 7, 37, 53, 259, 371, 1319, 1961, 9233, 13727, 48803, 69907, 341621, 489349, 2586559, 18105913]

約数ペア:

[(1, 18105913), (7, 2586559), (37, 489349), (53, 341621), (259, 69907), (371, 48803), (1319, 13727), (1961, 9233)]