18692716

素因数分解:

$2^2\times 7^2\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 38300808

約数和(自身を除く): 19608092

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 283, 337, 566, 674, 1132, 1348, 1981, 2359, 3962, 4718, 7924, 9436, 13867, 16513, 27734, 33026, 55468, 66052, 95371, 190742, 381484, 667597, 1335194, 2670388, 4673179, 9346358, 18692716]

約数ペア:

[(1, 18692716), (2, 9346358), (4, 4673179), (7, 2670388), (14, 1335194), (28, 667597), (49, 381484), (98, 190742), (196, 95371), (283, 66052), (337, 55468), (566, 33026), (674, 27734), (1132, 16513), (1348, 13867), (1981, 9436), (2359, 7924), (3962, 4718)]