20676005

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12569}}^1$

素因数の和:12628

約数の個数: 16

約数和(自身を含む): 28961280

約数和(自身を除く): 8285275

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 12569, 62845, 87983, 439915, 590743, 2953715, 4135201, 20676005]

約数ペア:

[(1, 20676005), (5, 4135201), (7, 2953715), (35, 590743), (47, 439915), (235, 87983), (329, 62845), (1645, 12569)]