20138716

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^3$

素因数の和:123

約数の個数: 36

約数和(自身を含む): 39434304

約数和(自身を除く): 19295588

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 961, 1612, 1922, 3844, 5239, 10478, 12493, 20956, 24986, 29791, 49972, 59582, 119164, 162409, 324818, 387283, 649636, 774566, 1549132, 5034679, 10069358, 20138716]

約数ペア:

[(1, 20138716), (2, 10069358), (4, 5034679), (13, 1549132), (26, 774566), (31, 649636), (52, 387283), (62, 324818), (124, 162409), (169, 119164), (338, 59582), (403, 49972), (676, 29791), (806, 24986), (961, 20956), (1612, 12493), (1922, 10478), (3844, 5239)]