20199663

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{967}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 32013696

約数和(自身を除く): 11814033

約数列:

[1, 3, 9, 11, 33, 99, 211, 633, 967, 1899, 2321, 2901, 6963, 8703, 10637, 20889, 31911, 95733, 204037, 612111, 1836333, 2244407, 6733221, 20199663]

約数ペア:

[(1, 20199663), (3, 6733221), (9, 2244407), (11, 1836333), (33, 612111), (99, 204037), (211, 95733), (633, 31911), (967, 20889), (1899, 10637), (2321, 8703), (2901, 6963)]