20147565

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12553}}^1$

素因数の和:12668

約数の個数: 16

約数和(自身を含む): 32539968

約数和(自身を除く): 12392403

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 12553, 37659, 62765, 188295, 1343171, 4029513, 6715855, 20147565]

約数ペア:

[(1, 20147565), (3, 6715855), (5, 4029513), (15, 1343171), (107, 188295), (321, 62765), (535, 37659), (1605, 12553)]