20735486

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{487}}^1$

素因数の和:899

約数の個数: 16

約数和(自身を含む): 31768800

約数和(自身を除く): 11033314

約数列:

[1, 2, 61, 122, 349, 487, 698, 974, 21289, 29707, 42578, 59414, 169963, 339926, 10367743, 20735486]

約数ペア:

[(1, 20735486), (2, 10367743), (61, 339926), (122, 169963), (349, 59414), (487, 42578), (698, 29707), (974, 21289)]