20952933

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:712

約数の個数: 16

約数和(自身を含む): 28492800

約数和(自身を除く): 7539867

約数列:

[1, 3, 79, 211, 237, 419, 633, 1257, 16669, 33101, 50007, 88409, 99303, 265227, 6984311, 20952933]

約数ペア:

[(1, 20952933), (3, 6984311), (79, 265227), (211, 99303), (237, 88409), (419, 50007), (633, 33101), (1257, 16669)]