30686986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{37699}}^1$

素因数の和:37749

約数の個数: 16

約数和(自身を含む): 51573600

約数和(自身を除く): 20886614

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 37699, 75398, 414689, 829378, 1394863, 2789726, 15343493, 30686986]

約数ペア:

[(1, 30686986), (2, 15343493), (11, 2789726), (22, 1394863), (37, 829378), (74, 414689), (407, 75398), (814, 37699)]