19992432

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{11257}}^1$

素因数の和:11305

約数の個数: 40

約数和(自身を含む): 53047696

約数和(自身を除く): 33055264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 11257, 22514, 33771, 45028, 67542, 90056, 135084, 180112, 270168, 416509, 540336, 833018, 1249527, 1666036, 2499054, 3332072, 4998108, 6664144, 9996216, 19992432]

約数ペア:

[(1, 19992432), (2, 9996216), (3, 6664144), (4, 4998108), (6, 3332072), (8, 2499054), (12, 1666036), (16, 1249527), (24, 833018), (37, 540336), (48, 416509), (74, 270168), (111, 180112), (148, 135084), (222, 90056), (296, 67542), (444, 45028), (592, 33771), (888, 22514), (1776, 11257)]