19846836

素因数分解:

$2^2\times 3^3\times {\mathrm{151}}^1\times {\mathrm{1217}}^1$

素因数の和:1381

約数の個数: 48

約数和(自身を含む): 51838080

約数和(自身を除く): 31991244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 151, 302, 453, 604, 906, 1217, 1359, 1812, 2434, 2718, 3651, 4077, 4868, 5436, 7302, 8154, 10953, 14604, 16308, 21906, 32859, 43812, 65718, 131436, 183767, 367534, 551301, 735068, 1102602, 1653903, 2205204, 3307806, 4961709, 6615612, 9923418, 19846836]

約数ペア:

[(1, 19846836), (2, 9923418), (3, 6615612), (4, 4961709), (6, 3307806), (9, 2205204), (12, 1653903), (18, 1102602), (27, 735068), (36, 551301), (54, 367534), (108, 183767), (151, 131436), (302, 65718), (453, 43812), (604, 32859), (906, 21906), (1217, 16308), (1359, 14604), (1812, 10953), (2434, 8154), (2718, 7302), (3651, 5436), (4077, 4868)]