19809252

素因数分解:

$2^2\times 3^3\times {\mathrm{149}}^1\times {\mathrm{1231}}^1$

素因数の和:1393

約数の個数: 48

約数和(自身を含む): 51744000

約数和(自身を除く): 31934748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 149, 298, 447, 596, 894, 1231, 1341, 1788, 2462, 2682, 3693, 4023, 4924, 5364, 7386, 8046, 11079, 14772, 16092, 22158, 33237, 44316, 66474, 132948, 183419, 366838, 550257, 733676, 1100514, 1650771, 2201028, 3301542, 4952313, 6603084, 9904626, 19809252]

約数ペア:

[(1, 19809252), (2, 9904626), (3, 6603084), (4, 4952313), (6, 3301542), (9, 2201028), (12, 1650771), (18, 1100514), (27, 733676), (36, 550257), (54, 366838), (108, 183419), (149, 132948), (298, 66474), (447, 44316), (596, 33237), (894, 22158), (1231, 16092), (1341, 14772), (1788, 11079), (2462, 8046), (2682, 7386), (3693, 5364), (4023, 4924)]