8581040642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{20021}}^1\times {\mathrm{11279}}^1$

素因数の和:31321

約数の個数: 16

約数和(自身を含む): 13550889600

約数和(自身を除く): 4969848958

約数列:

[1, 2, 19, 38, 11279, 20021, 22558, 40042, 214301, 380399, 428602, 760798, 225816859, 451633718, 4290520321, 8581040642]

約数ペア:

[(1, 8581040642), (2, 4290520321), (19, 451633718), (38, 225816859), (11279, 760798), (20021, 428602), (22558, 380399), (40042, 214301)]