19703768

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1063}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 42389760

約数和(自身を除く): 22685992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1063, 1324, 2126, 2317, 2648, 4252, 4634, 7441, 8504, 9268, 14882, 18536, 29764, 59528, 351853, 703706, 1407412, 2462971, 2814824, 4925942, 9851884, 19703768]

約数ペア:

[(1, 19703768), (2, 9851884), (4, 4925942), (7, 2814824), (8, 2462971), (14, 1407412), (28, 703706), (56, 351853), (331, 59528), (662, 29764), (1063, 18536), (1324, 14882), (2126, 9268), (2317, 8504), (2648, 7441), (4252, 4634)]