19545588

素因数分解:

$2^2\times 3^2\times {\mathrm{542933}}^1$

素因数の和:542943

約数の個数: 18

約数和(自身を含む): 49406994

約数和(自身を除く): 29861406

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 542933, 1085866, 1628799, 2171732, 3257598, 4886397, 6515196, 9772794, 19545588]

約数ペア:

[(1, 19545588), (2, 9772794), (3, 6515196), (4, 4886397), (6, 3257598), (9, 2171732), (12, 1628799), (18, 1085866), (36, 542933)]