18993324

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1307}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 50980608

約数和(自身を除く): 31987284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1307, 2076, 2422, 2614, 3633, 3921, 4844, 5228, 7266, 7842, 9149, 14532, 15684, 18298, 27447, 36596, 54894, 109788, 226111, 452222, 678333, 904444, 1356666, 1582777, 2713332, 3165554, 4748331, 6331108, 9496662, 18993324]

約数ペア:

[(1, 18993324), (2, 9496662), (3, 6331108), (4, 4748331), (6, 3165554), (7, 2713332), (12, 1582777), (14, 1356666), (21, 904444), (28, 678333), (42, 452222), (84, 226111), (173, 109788), (346, 54894), (519, 36596), (692, 27447), (1038, 18298), (1211, 15684), (1307, 14532), (2076, 9149), (2422, 7842), (2614, 7266), (3633, 5228), (3921, 4844)]