20514488

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{6091}}^1$

素因数の和:6518

約数の個数: 16

約数和(自身を含む): 38562360

約数和(自身を除く): 18047872

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 6091, 12182, 24364, 48728, 2564311, 5128622, 10257244, 20514488]

約数ペア:

[(1, 20514488), (2, 10257244), (4, 5128622), (8, 2564311), (421, 48728), (842, 24364), (1684, 12182), (3368, 6091)]