20189545906

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{439}}^1\times {\mathrm{1171}}^1$

素因数の和:1954

約数の個数: 32

約数和(自身を含む): 30909859200

約数和(自身を除く): 10720313294

約数列:

[1, 2, 73, 146, 269, 439, 538, 878, 1171, 2342, 19637, 32047, 39274, 64094, 85483, 118091, 170966, 236182, 314999, 514069, 629998, 1028138, 8620643, 17241286, 22994927, 37527037, 45989854, 75054074, 138284561, 276569122, 10094772953, 20189545906]

約数ペア:

[(1, 20189545906), (2, 10094772953), (73, 276569122), (146, 138284561), (269, 75054074), (439, 45989854), (538, 37527037), (878, 22994927), (1171, 17241286), (2342, 8620643), (19637, 1028138), (32047, 629998), (39274, 514069), (64094, 314999), (85483, 236182), (118091, 170966)]