19554768

素因数分解:

$2^4\times 3^2\times {\mathrm{229}}^1\times {\mathrm{593}}^1$

素因数の和:836

約数の個数: 60

約数和(自身を含む): 55057860

約数和(自身を除く): 35503092

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 229, 458, 593, 687, 916, 1186, 1374, 1779, 1832, 2061, 2372, 2748, 3558, 3664, 4122, 4744, 5337, 5496, 7116, 8244, 9488, 10674, 10992, 14232, 16488, 21348, 28464, 32976, 42696, 85392, 135797, 271594, 407391, 543188, 814782, 1086376, 1222173, 1629564, 2172752, 2444346, 3259128, 4888692, 6518256, 9777384, 19554768]

約数ペア:

[(1, 19554768), (2, 9777384), (3, 6518256), (4, 4888692), (6, 3259128), (8, 2444346), (9, 2172752), (12, 1629564), (16, 1222173), (18, 1086376), (24, 814782), (36, 543188), (48, 407391), (72, 271594), (144, 135797), (229, 85392), (458, 42696), (593, 32976), (687, 28464), (916, 21348), (1186, 16488), (1374, 14232), (1779, 10992), (1832, 10674), (2061, 9488), (2372, 8244), (2748, 7116), (3558, 5496), (3664, 5337), (4122, 4744)]