19655924

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1033}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 35437248

約数和(自身を除く): 15781324

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 1033, 2066, 4132, 4757, 9514, 19028, 69211, 73343, 138422, 146686, 276844, 293372, 4913981, 9827962, 19655924]

約数ペア:

[(1, 19655924), (2, 9827962), (4, 4913981), (67, 293372), (71, 276844), (134, 146686), (142, 138422), (268, 73343), (284, 69211), (1033, 19028), (2066, 9514), (4132, 4757)]