20218392495

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9169339}}^1$

素因数の和:9169364

約数の個数: 36

約数和(自身を含む): 40766885640

約数和(自身を除く): 20548493145

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9169339, 27508017, 45846695, 64185373, 82524051, 137540085, 192556119, 320926865, 412620255, 449297611, 577668357, 962780595, 1347892833, 2246488055, 2888341785, 4043678499, 6739464165, 20218392495]

約数ペア:

[(1, 20218392495), (3, 6739464165), (5, 4043678499), (7, 2888341785), (9, 2246488055), (15, 1347892833), (21, 962780595), (35, 577668357), (45, 449297611), (49, 412620255), (63, 320926865), (105, 192556119), (147, 137540085), (245, 82524051), (315, 64185373), (441, 45846695), (735, 27508017), (2205, 9169339)]