18668115

素因数分解:

$3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1231}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 32480448

約数和(自身を除く): 13812333

約数列:

[1, 3, 5, 9, 15, 45, 337, 1011, 1231, 1685, 3033, 3693, 5055, 6155, 11079, 15165, 18465, 55395, 414847, 1244541, 2074235, 3733623, 6222705, 18668115]

約数ペア:

[(1, 18668115), (3, 6222705), (5, 3733623), (9, 2074235), (15, 1244541), (45, 414847), (337, 55395), (1011, 18465), (1231, 15165), (1685, 11079), (3033, 6155), (3693, 5055)]