19823220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{110129}}^1$

素因数の和:110144

約数の個数: 36

約数和(自身を含む): 60130980

約数和(自身を除く): 40307760

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 110129, 220258, 330387, 440516, 550645, 660774, 991161, 1101290, 1321548, 1651935, 1982322, 2202580, 3303870, 3964644, 4955805, 6607740, 9911610, 19823220]

約数ペア:

[(1, 19823220), (2, 9911610), (3, 6607740), (4, 4955805), (5, 3964644), (6, 3303870), (9, 2202580), (10, 1982322), (12, 1651935), (15, 1321548), (18, 1101290), (20, 991161), (30, 660774), (36, 550645), (45, 440516), (60, 330387), (90, 220258), (180, 110129)]