19620057

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1237}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 27810432

約数和(自身を除く): 8190375

約数列:

[1, 3, 17, 51, 311, 933, 1237, 3711, 5287, 15861, 21029, 63087, 384707, 1154121, 6540019, 19620057]

約数ペア:

[(1, 19620057), (3, 6540019), (17, 1154121), (51, 384707), (311, 63087), (933, 21029), (1237, 15861), (3711, 5287)]