20552865

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{29153}}^1$

素因数の和:29208

約数の個数: 16

約数和(自身を含む): 33585408

約数和(自身を除く): 13032543

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 29153, 87459, 145765, 437295, 1370191, 4110573, 6850955, 20552865]

約数ペア:

[(1, 20552865), (3, 6850955), (5, 4110573), (15, 1370191), (47, 437295), (141, 145765), (235, 87459), (705, 29153)]