20771232

素因数分解:

$2^5\times 3^1\times {\mathrm{61}}^1\times {\mathrm{3547}}^1$

素因数の和:3621

約数の個数: 48

約数和(自身を含む): 55433952

約数和(自身を除く): 34662720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 96, 122, 183, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3547, 5856, 7094, 10641, 14188, 21282, 28376, 42564, 56752, 85128, 113504, 170256, 216367, 340512, 432734, 649101, 865468, 1298202, 1730936, 2596404, 3461872, 5192808, 6923744, 10385616, 20771232]

約数ペア:

[(1, 20771232), (2, 10385616), (3, 6923744), (4, 5192808), (6, 3461872), (8, 2596404), (12, 1730936), (16, 1298202), (24, 865468), (32, 649101), (48, 432734), (61, 340512), (96, 216367), (122, 170256), (183, 113504), (244, 85128), (366, 56752), (488, 42564), (732, 28376), (976, 21282), (1464, 14188), (1952, 10641), (2928, 7094), (3547, 5856)]