20547345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15053}}^1$

素因数の和:15081

約数の個数: 32

約数和(自身を含む): 40465152

約数和(自身を除く): 19917807

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 15053, 45159, 75265, 105371, 195689, 225795, 316113, 526855, 587067, 978445, 1369823, 1580565, 2935335, 4109469, 6849115, 20547345]

約数ペア:

[(1, 20547345), (3, 6849115), (5, 4109469), (7, 2935335), (13, 1580565), (15, 1369823), (21, 978445), (35, 587067), (39, 526855), (65, 316113), (91, 225795), (105, 195689), (195, 105371), (273, 75265), (455, 45159), (1365, 15053)]