20716005

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47623}}^1$

素因数の和:47660

約数の個数: 16

約数和(自身を含む): 34289280

約数和(自身を除く): 13573275

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 47623, 142869, 238115, 714345, 1381067, 4143201, 6905335, 20716005]

約数ペア:

[(1, 20716005), (3, 6905335), (5, 4143201), (15, 1381067), (29, 714345), (87, 238115), (145, 142869), (435, 47623)]