20900283

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1\times {\mathrm{463}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 28686336

約数和(自身を除く): 7786053

約数列:

[1, 3, 41, 123, 367, 463, 1101, 1389, 15047, 18983, 45141, 56949, 169921, 509763, 6966761, 20900283]

約数ペア:

[(1, 20900283), (3, 6966761), (41, 509763), (123, 169921), (367, 56949), (463, 45141), (1101, 18983), (1389, 15047)]