20210497616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{573901}}^1$

素因数の和:574011

約数の個数: 40

約数和(自身を含む): 40990376448

約数和(自身を除く): 20779878832

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 142, 248, 284, 496, 568, 1136, 2201, 4402, 8804, 17608, 35216, 573901, 1147802, 2295604, 4591208, 9182416, 17790931, 35581862, 40746971, 71163724, 81493942, 142327448, 162987884, 284654896, 325975768, 651951536, 1263156101, 2526312202, 5052624404, 10105248808, 20210497616]

約数ペア:

[(1, 20210497616), (2, 10105248808), (4, 5052624404), (8, 2526312202), (16, 1263156101), (31, 651951536), (62, 325975768), (71, 284654896), (124, 162987884), (142, 142327448), (248, 81493942), (284, 71163724), (496, 40746971), (568, 35581862), (1136, 17790931), (2201, 9182416), (4402, 4591208), (8804, 2295604), (17608, 1147802), (35216, 573901)]