20008764

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{17929}}^1$

素因数の和:17970

約数の個数: 36

約数和(自身を含む): 52212160

約数和(自身を除く): 32203396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 17929, 35858, 53787, 71716, 107574, 161361, 215148, 322722, 555799, 645444, 1111598, 1667397, 2223196, 3334794, 5002191, 6669588, 10004382, 20008764]

約数ペア:

[(1, 20008764), (2, 10004382), (3, 6669588), (4, 5002191), (6, 3334794), (9, 2223196), (12, 1667397), (18, 1111598), (31, 645444), (36, 555799), (62, 322722), (93, 215148), (124, 161361), (186, 107574), (279, 71716), (372, 53787), (558, 35858), (1116, 17929)]