20087727

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 31497984

約数和(自身を除く): 11410257

約数列:

[1, 3, 11, 17, 33, 51, 61, 183, 187, 561, 587, 671, 1037, 1761, 2013, 3111, 6457, 9979, 11407, 19371, 29937, 34221, 35807, 107421, 109769, 329307, 393877, 608719, 1181631, 1826157, 6695909, 20087727]

約数ペア:

[(1, 20087727), (3, 6695909), (11, 1826157), (17, 1181631), (33, 608719), (51, 393877), (61, 329307), (183, 109769), (187, 107421), (561, 35807), (587, 34221), (671, 29937), (1037, 19371), (1761, 11407), (2013, 9979), (3111, 6457)]