20711442

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{51521}}^1$

素因数の和:51593

約数の個数: 16

約数和(自身を含む): 42041952

約数和(自身を除く): 21330510

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 51521, 103042, 154563, 309126, 3451907, 6903814, 10355721, 20711442]

約数ペア:

[(1, 20711442), (2, 10355721), (3, 6903814), (6, 3451907), (67, 309126), (134, 154563), (201, 103042), (402, 51521)]