20512247248

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{19134559}}^1$

素因数の和:19134634

約数の個数: 20

約数和(自身を含む): 40335652480

約数和(自身を除く): 19823405232

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 19134559, 38269118, 76538236, 153076472, 306152944, 1282015453, 2564030906, 5128061812, 10256123624, 20512247248]

約数ペア:

[(1, 20512247248), (2, 10256123624), (4, 5128061812), (8, 2564030906), (16, 1282015453), (67, 306152944), (134, 153076472), (268, 76538236), (536, 38269118), (1072, 19134559)]