18708564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{787}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 50129408

約数和(自身を除く): 31420844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 283, 566, 787, 849, 1132, 1574, 1698, 1981, 2361, 3148, 3396, 3962, 4722, 5509, 5943, 7924, 9444, 11018, 11886, 16527, 22036, 23772, 33054, 66108, 222721, 445442, 668163, 890884, 1336326, 1559047, 2672652, 3118094, 4677141, 6236188, 9354282, 18708564]

約数ペア:

[(1, 18708564), (2, 9354282), (3, 6236188), (4, 4677141), (6, 3118094), (7, 2672652), (12, 1559047), (14, 1336326), (21, 890884), (28, 668163), (42, 445442), (84, 222721), (283, 66108), (566, 33054), (787, 23772), (849, 22036), (1132, 16527), (1574, 11886), (1698, 11018), (1981, 9444), (2361, 7924), (3148, 5943), (3396, 5509), (3962, 4722)]