20893132

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1058

約数の個数: 36

約数和(自身を含む): 40910016

約数和(自身を除く): 20016884

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 997, 1612, 1994, 3988, 5239, 10478, 12961, 20956, 25922, 30907, 51844, 61814, 123628, 168493, 336986, 401791, 673972, 803582, 1607164, 5223283, 10446566, 20893132]

約数ペア:

[(1, 20893132), (2, 10446566), (4, 5223283), (13, 1607164), (26, 803582), (31, 673972), (52, 401791), (62, 336986), (124, 168493), (169, 123628), (338, 61814), (403, 51844), (676, 30907), (806, 25922), (997, 20956), (1612, 12961), (1994, 10478), (3988, 5239)]