18735012

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7129}}^1$

素因数の和:7212

約数の個数: 36

約数和(自身を含む): 48013420

約数和(自身を除く): 29278408

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7129, 14258, 21387, 28516, 42774, 64161, 85548, 128322, 256644, 520417, 1040834, 1561251, 2081668, 3122502, 4683753, 6245004, 9367506, 18735012]

約数ペア:

[(1, 18735012), (2, 9367506), (3, 6245004), (4, 4683753), (6, 3122502), (9, 2081668), (12, 1561251), (18, 1040834), (36, 520417), (73, 256644), (146, 128322), (219, 85548), (292, 64161), (438, 42774), (657, 28516), (876, 21387), (1314, 14258), (2628, 7129)]