19775364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{593}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 52956288

約数和(自身を除く): 33180924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 397, 593, 794, 1186, 1191, 1588, 1779, 2372, 2382, 2779, 3558, 4151, 4764, 5558, 7116, 8302, 8337, 11116, 12453, 16604, 16674, 24906, 33348, 49812, 235421, 470842, 706263, 941684, 1412526, 1647947, 2825052, 3295894, 4943841, 6591788, 9887682, 19775364]

約数ペア:

[(1, 19775364), (2, 9887682), (3, 6591788), (4, 4943841), (6, 3295894), (7, 2825052), (12, 1647947), (14, 1412526), (21, 941684), (28, 706263), (42, 470842), (84, 235421), (397, 49812), (593, 33348), (794, 24906), (1186, 16674), (1191, 16604), (1588, 12453), (1779, 11116), (2372, 8337), (2382, 8302), (2779, 7116), (3558, 5558), (4151, 4764)]