20512136160019

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{1289}}^1\times {\mathrm{9949}}^1\times {\mathrm{13441}}^1$

素因数の和:24703

約数の個数: 32

約数和(自身を含む): 24845009904000

約数和(自身を除く): 4332873743981

約数列:

[1, 7, 17, 119, 1289, 9023, 9949, 13441, 21913, 69643, 94087, 153391, 169133, 228497, 1183931, 1599479, 12824261, 17325449, 89769827, 121278143, 133724509, 218012437, 294532633, 936071563, 1526087059, 2061728431, 2273316653, 15913216571, 172370892101, 1206596244707, 2930305165717, 20512136160019]

約数ペア:

[(1, 20512136160019), (7, 2930305165717), (17, 1206596244707), (119, 172370892101), (1289, 15913216571), (9023, 2273316653), (9949, 2061728431), (13441, 1526087059), (21913, 936071563), (69643, 294532633), (94087, 218012437), (153391, 133724509), (169133, 121278143), (228497, 89769827), (1183931, 17325449), (1599479, 12824261)]