20218683855

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1256209}}^1$

素因数の和:1256283

約数の個数: 32

約数和(自身を含む): 34369905600

約数和(自身を除く): 14151221745

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 145, 185, 435, 555, 1073, 3219, 5365, 16095, 1256209, 3768627, 6281045, 18843135, 36430061, 46479733, 109290183, 139439199, 182150305, 232398665, 546450915, 697195995, 1347912257, 4043736771, 6739561285, 20218683855]

約数ペア:

[(1, 20218683855), (3, 6739561285), (5, 4043736771), (15, 1347912257), (29, 697195995), (37, 546450915), (87, 232398665), (111, 182150305), (145, 139439199), (185, 109290183), (435, 46479733), (555, 36430061), (1073, 18843135), (3219, 6281045), (5365, 3768627), (16095, 1256209)]