19084005

素因数分解:

$3^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 34856640

約数和(自身を除く): 15772635

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 113, 135, 139, 243, 339, 405, 417, 565, 695, 1017, 1215, 1251, 1695, 2085, 3051, 3753, 5085, 6255, 9153, 11259, 15255, 15707, 18765, 27459, 33777, 45765, 47121, 56295, 78535, 137295, 141363, 168885, 235605, 424089, 706815, 1272267, 2120445, 3816801, 6361335, 19084005]

約数ペア:

[(1, 19084005), (3, 6361335), (5, 3816801), (9, 2120445), (15, 1272267), (27, 706815), (45, 424089), (81, 235605), (113, 168885), (135, 141363), (139, 137295), (243, 78535), (339, 56295), (405, 47121), (417, 45765), (565, 33777), (695, 27459), (1017, 18765), (1215, 15707), (1251, 15255), (1695, 11259), (2085, 9153), (3051, 6255), (3753, 5085)]