20107706073

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4211}}^1\times {\mathrm{17491}}^1$

素因数の和:21725

約数の個数: 32

約数和(自身を含む): 33006984192

約数和(自身を除く): 12899278119

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 4211, 12633, 17491, 29477, 52473, 54743, 88431, 122437, 164229, 227383, 367311, 383201, 682149, 1149603, 1591681, 4775043, 73654601, 220963803, 515582207, 957509813, 1546746621, 2872529439, 6702568691, 20107706073]

約数ペア:

[(1, 20107706073), (3, 6702568691), (7, 2872529439), (13, 1546746621), (21, 957509813), (39, 515582207), (91, 220963803), (273, 73654601), (4211, 4775043), (12633, 1591681), (17491, 1149603), (29477, 682149), (52473, 383201), (54743, 367311), (88431, 227383), (122437, 164229)]