20792739

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21727}}^1$

素因数の和:21770

約数の個数: 16

約数和(自身を含む): 31288320

約数和(自身を除く): 10495581

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 21727, 65181, 238997, 630083, 716991, 1890249, 6930913, 20792739]

約数ペア:

[(1, 20792739), (3, 6930913), (11, 1890249), (29, 716991), (33, 630083), (87, 238997), (319, 65181), (957, 21727)]