20797834527

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1\times {\mathrm{4813}}^1$

素因数の和:5360

約数の個数: 48

約数和(自身を含む): 32406461568

約数和(自身を除く): 11608627041

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 463, 549, 1037, 1389, 3111, 4167, 4813, 7871, 9333, 14439, 23613, 28243, 43317, 70839, 81821, 84729, 245463, 254187, 293593, 480131, 736389, 880779, 1440393, 2228419, 2642337, 4321179, 4991081, 6685257, 14973243, 20055771, 37883123, 44919729, 113649369, 135933559, 340948107, 407800677, 1223402031, 2310870503, 6932611509, 20797834527]

約数ペア:

[(1, 20797834527), (3, 6932611509), (9, 2310870503), (17, 1223402031), (51, 407800677), (61, 340948107), (153, 135933559), (183, 113649369), (463, 44919729), (549, 37883123), (1037, 20055771), (1389, 14973243), (3111, 6685257), (4167, 4991081), (4813, 4321179), (7871, 2642337), (9333, 2228419), (14439, 1440393), (23613, 880779), (28243, 736389), (43317, 480131), (70839, 293593), (81821, 254187), (84729, 245463)]