20089203417

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{4639}}^1$

素因数の和:4976

約数の個数: 48

約数和(自身を含む): 30644490240

約数和(自身を除く): 10555286823

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 251, 639, 753, 1917, 2259, 4639, 5751, 6777, 13917, 17253, 17821, 20331, 41751, 53463, 60993, 125253, 160389, 329369, 375759, 481167, 988107, 1127277, 1164389, 1443501, 2964321, 3493167, 4330503, 8892963, 10479501, 26678889, 31438503, 80036667, 82671619, 94315509, 248014857, 282946527, 744044571, 2232133713, 6696401139, 20089203417]

約数ペア:

[(1, 20089203417), (3, 6696401139), (9, 2232133713), (27, 744044571), (71, 282946527), (81, 248014857), (213, 94315509), (243, 82671619), (251, 80036667), (639, 31438503), (753, 26678889), (1917, 10479501), (2259, 8892963), (4639, 4330503), (5751, 3493167), (6777, 2964321), (13917, 1443501), (17253, 1164389), (17821, 1127277), (20331, 988107), (41751, 481167), (53463, 375759), (60993, 329369), (125253, 160389)]