20672037

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{3967}}^1$

素因数の和:4169

約数の個数: 16

約数和(自身を含む): 30791680

約数和(自身を除く): 10119643

約数列:

[1, 3, 9, 27, 193, 579, 1737, 3967, 5211, 11901, 35703, 107109, 765631, 2296893, 6890679, 20672037]

約数ペア:

[(1, 20672037), (3, 6890679), (9, 2296893), (27, 765631), (193, 107109), (579, 35703), (1737, 11901), (3967, 5211)]