20950218

素因数分解:

$2^1\times 3^3\times {\mathrm{387967}}^1$

素因数の和:387978

約数の個数: 16

約数和(自身を含む): 46556160

約数和(自身を除く): 25605942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 387967, 775934, 1163901, 2327802, 3491703, 6983406, 10475109, 20950218]

約数ペア:

[(1, 20950218), (2, 10475109), (3, 6983406), (6, 3491703), (9, 2327802), (18, 1163901), (27, 775934), (54, 387967)]