18778864011

素因数分解:

$3^1\times {\mathrm{479}}^1\times {\mathrm{607}}^1\times {\mathrm{21529}}^1$

素因数の和:22618

約数の個数: 16

約数和(自身を含む): 25133260800

約数和(自身を除く): 6354396789

約数列:

[1, 3, 479, 607, 1437, 1821, 21529, 64587, 290753, 872259, 10312391, 13068103, 30937173, 39204309, 6259621337, 18778864011]

約数ペア:

[(1, 18778864011), (3, 6259621337), (479, 39204309), (607, 30937173), (1437, 13068103), (1821, 10312391), (21529, 872259), (64587, 290753)]