20190843

素因数分解:

$3^3\times {\mathrm{643}}^1\times {\mathrm{1163}}^1$

素因数の和:1815

約数の個数: 16

約数和(自身を含む): 29984640

約数和(自身を除く): 9793797

約数列:

[1, 3, 9, 27, 643, 1163, 1929, 3489, 5787, 10467, 17361, 31401, 747809, 2243427, 6730281, 20190843]

約数ペア:

[(1, 20190843), (3, 6730281), (9, 2243427), (27, 747809), (643, 31401), (1163, 17361), (1929, 10467), (3489, 5787)]