20173074621

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{440047}}^1$

素因数の和:440153

約数の個数: 32

約数和(自身を含む): 32105902080

約数和(自身を除く): 11932827459

約数列:

[1, 3, 7, 21, 37, 59, 111, 177, 259, 413, 777, 1239, 2183, 6549, 15281, 45843, 440047, 1320141, 3080329, 9240987, 16281739, 25962773, 48845217, 77888319, 113972173, 181739411, 341916519, 545218233, 960622601, 2881867803, 6724358207, 20173074621]

約数ペア:

[(1, 20173074621), (3, 6724358207), (7, 2881867803), (21, 960622601), (37, 545218233), (59, 341916519), (111, 181739411), (177, 113972173), (259, 77888319), (413, 48845217), (777, 25962773), (1239, 16281739), (2183, 9240987), (6549, 3080329), (15281, 1320141), (45843, 440047)]