20731033

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 22935040

約数和(自身を除く): 2204007

約数列:

[1, 19, 31, 61, 577, 589, 1159, 1891, 10963, 17887, 35197, 35929, 339853, 668743, 1091107, 20731033]

約数ペア:

[(1, 20731033), (19, 1091107), (31, 668743), (61, 339853), (577, 35929), (589, 35197), (1159, 17887), (1891, 10963)]