19686447

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6857}}^1$

素因数の和:6903

約数の個数: 24

約数和(自身を含む): 32095440

約数和(自身を除く): 12408993

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 6857, 20571, 61713, 75427, 198853, 226281, 596559, 678843, 1789677, 2187383, 6562149, 19686447]

約数ペア:

[(1, 19686447), (3, 6562149), (9, 2187383), (11, 1789677), (29, 678843), (33, 596559), (87, 226281), (99, 198853), (261, 75427), (319, 61713), (957, 20571), (2871, 6857)]