20366912181

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{172541}}^1$

素因数の和:172642

約数の個数: 48

約数和(自身を含む): 34933543488

約数和(自身を除く): 14566631307

約数列:

[1, 3, 7, 11, 21, 33, 49, 73, 77, 147, 219, 231, 511, 539, 803, 1533, 1617, 2409, 3577, 5621, 10731, 16863, 39347, 118041, 172541, 517623, 1207787, 1897951, 3623361, 5693853, 8454509, 12595493, 13285657, 25363527, 37786479, 39856971, 88168451, 92999599, 138550423, 264505353, 278998797, 415651269, 617179157, 969852961, 1851537471, 2909558883, 6788970727, 20366912181]

約数ペア:

[(1, 20366912181), (3, 6788970727), (7, 2909558883), (11, 1851537471), (21, 969852961), (33, 617179157), (49, 415651269), (73, 278998797), (77, 264505353), (147, 138550423), (219, 92999599), (231, 88168451), (511, 39856971), (539, 37786479), (803, 25363527), (1533, 13285657), (1617, 12595493), (2409, 8454509), (3577, 5693853), (5621, 3623361), (10731, 1897951), (16863, 1207787), (39347, 517623), (118041, 172541)]