205121722

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{4019}}^1$

素因数の和:4198

約数の個数: 24

約数和(自身を含む): 335460960

約数和(自身を除く): 130339238

約数列:

[1, 2, 13, 26, 151, 169, 302, 338, 1963, 3926, 4019, 8038, 25519, 51038, 52247, 104494, 606869, 679211, 1213738, 1358422, 7889297, 15778594, 102560861, 205121722]

約数ペア:

[(1, 205121722), (2, 102560861), (13, 15778594), (26, 7889297), (151, 1358422), (169, 1213738), (302, 679211), (338, 606869), (1963, 104494), (3926, 52247), (4019, 51038), (8038, 25519)]