11981816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 28615680

約数和(自身を除く): 16633864

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 53, 56, 77, 88, 106, 154, 212, 308, 367, 371, 424, 583, 616, 734, 742, 1166, 1468, 1484, 2332, 2569, 2936, 2968, 4037, 4081, 4664, 5138, 8074, 8162, 10276, 16148, 16324, 19451, 20552, 28259, 32296, 32648, 38902, 56518, 77804, 113036, 136157, 155608, 213961, 226072, 272314, 427922, 544628, 855844, 1089256, 1497727, 1711688, 2995454, 5990908, 11981816]

約数ペア:

[(1, 11981816), (2, 5990908), (4, 2995454), (7, 1711688), (8, 1497727), (11, 1089256), (14, 855844), (22, 544628), (28, 427922), (44, 272314), (53, 226072), (56, 213961), (77, 155608), (88, 136157), (106, 113036), (154, 77804), (212, 56518), (308, 38902), (367, 32648), (371, 32296), (424, 28259), (583, 20552), (616, 19451), (734, 16324), (742, 16148), (1166, 10276), (1468, 8162), (1484, 8074), (2332, 5138), (2569, 4664), (2936, 4081), (2968, 4037)]