19097991

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{64303}}^1$

素因数の和:64323

約数の個数: 16

約数和(自身を含む): 30865920

約数和(自身を除く): 11767929

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 64303, 192909, 578727, 707333, 1736181, 2121999, 6365997, 19097991]

約数ペア:

[(1, 19097991), (3, 6365997), (9, 2121999), (11, 1736181), (27, 707333), (33, 578727), (99, 192909), (297, 64303)]