20512072256

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{24653933}}^1$

素因数の和:24653958

約数の個数: 28

約数和(自身を含む): 43834694652

約数和(自身を除く): 23322622396

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 24653933, 49307866, 98615732, 197231464, 320501129, 394462928, 641002258, 788925856, 1282004516, 1577851712, 2564009032, 5128018064, 10256036128, 20512072256]

約数ペア:

[(1, 20512072256), (2, 10256036128), (4, 5128018064), (8, 2564009032), (13, 1577851712), (16, 1282004516), (26, 788925856), (32, 641002258), (52, 394462928), (64, 320501129), (104, 197231464), (208, 98615732), (416, 49307866), (832, 24653933)]