30686928

素因数分解:

$2^4\times 3^1\times {\mathrm{639311}}^1$

素因数の和:639322

約数の個数: 20

約数和(自身を含む): 79274688

約数和(自身を除く): 48587760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 639311, 1278622, 1917933, 2557244, 3835866, 5114488, 7671732, 10228976, 15343464, 30686928]

約数ペア:

[(1, 30686928), (2, 15343464), (3, 10228976), (4, 7671732), (6, 5114488), (8, 3835866), (12, 2557244), (16, 1917933), (24, 1278622), (48, 639311)]