18762212

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 20428828

約数列:

[1, 2, 4, 7, 14, 28, 47, 53, 94, 106, 188, 212, 269, 329, 371, 538, 658, 742, 1076, 1316, 1484, 1883, 2491, 3766, 4982, 7532, 9964, 12643, 14257, 17437, 25286, 28514, 34874, 50572, 57028, 69748, 88501, 99799, 177002, 199598, 354004, 399196, 670079, 1340158, 2680316, 4690553, 9381106, 18762212]

約数ペア:

[(1, 18762212), (2, 9381106), (4, 4690553), (7, 2680316), (14, 1340158), (28, 670079), (47, 399196), (53, 354004), (94, 199598), (106, 177002), (188, 99799), (212, 88501), (269, 69748), (329, 57028), (371, 50572), (538, 34874), (658, 28514), (742, 25286), (1076, 17437), (1316, 14257), (1484, 12643), (1883, 9964), (2491, 7532), (3766, 4982)]