19409224

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 38211840

約数和(自身を除く): 18802616

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1283, 1891, 2566, 3782, 5132, 7564, 10264, 15128, 39773, 78263, 79546, 156526, 159092, 313052, 318184, 626104, 2426153, 4852306, 9704612, 19409224]

約数ペア:

[(1, 19409224), (2, 9704612), (4, 4852306), (8, 2426153), (31, 626104), (61, 318184), (62, 313052), (122, 159092), (124, 156526), (244, 79546), (248, 78263), (488, 39773), (1283, 15128), (1891, 10264), (2566, 7564), (3782, 5132)]