16581768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 47952000

約数和(自身を除く): 31370232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 89, 168, 178, 267, 356, 534, 623, 712, 1068, 1109, 1246, 1869, 2136, 2218, 2492, 3327, 3738, 4436, 4984, 6654, 7476, 7763, 8872, 13308, 14952, 15526, 23289, 26616, 31052, 46578, 62104, 93156, 98701, 186312, 197402, 296103, 394804, 592206, 690907, 789608, 1184412, 1381814, 2072721, 2368824, 2763628, 4145442, 5527256, 8290884, 16581768]

約数ペア:

[(1, 16581768), (2, 8290884), (3, 5527256), (4, 4145442), (6, 2763628), (7, 2368824), (8, 2072721), (12, 1381814), (14, 1184412), (21, 789608), (24, 690907), (28, 592206), (42, 394804), (56, 296103), (84, 197402), (89, 186312), (168, 98701), (178, 93156), (267, 62104), (356, 46578), (534, 31052), (623, 26616), (712, 23289), (1068, 15526), (1109, 14952), (1246, 13308), (1869, 8872), (2136, 7763), (2218, 7476), (2492, 6654), (3327, 4984), (3738, 4436)]