20672817

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32971}}^1$

素因数の和:33004

約数の個数: 16

約数和(自身を含む): 31653120

約数和(自身を除く): 10980303

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 32971, 98913, 362681, 626449, 1088043, 1879347, 6890939, 20672817]

約数ペア:

[(1, 20672817), (3, 6890939), (11, 1879347), (19, 1088043), (33, 626449), (57, 362681), (209, 98913), (627, 32971)]