20172986505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3767131}}^1$

素因数の和:3767166

約数の個数: 48

約数和(自身を含む): 42312426624

約数和(自身を除く): 22139440119

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 3767131, 11301393, 18835655, 26369917, 33904179, 56506965, 64041227, 79109751, 131849585, 169520895, 192123681, 237329253, 320206135, 395548755, 448288589, 576371043, 960618405, 1186646265, 1344865767, 2241442945, 2881855215, 4034597301, 6724328835, 20172986505]

約数ペア:

[(1, 20172986505), (3, 6724328835), (5, 4034597301), (7, 2881855215), (9, 2241442945), (15, 1344865767), (17, 1186646265), (21, 960618405), (35, 576371043), (45, 448288589), (51, 395548755), (63, 320206135), (85, 237329253), (105, 192123681), (119, 169520895), (153, 131849585), (255, 79109751), (315, 64041227), (357, 56506965), (595, 33904179), (765, 26369917), (1071, 18835655), (1785, 11301393), (5355, 3767131)]