19818756

素因数分解:

$2^2\times 3^4\times {\mathrm{61169}}^1$

素因数の和:61185

約数の個数: 30

約数和(自身を含む): 51810990

約数和(自身を除く): 31992234

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 61169, 122338, 183507, 244676, 367014, 550521, 734028, 1101042, 1651563, 2202084, 3303126, 4954689, 6606252, 9909378, 19818756]

約数ペア:

[(1, 19818756), (2, 9909378), (3, 6606252), (4, 4954689), (6, 3303126), (9, 2202084), (12, 1651563), (18, 1101042), (27, 734028), (36, 550521), (54, 367014), (81, 244676), (108, 183507), (162, 122338), (324, 61169)]