19391882

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{509}}^1$

素因数の和:997

約数の個数: 16

約数和(自身を含む): 29890080

約数和(自身を除く): 10498198

約数列:

[1, 2, 43, 86, 443, 509, 886, 1018, 19049, 21887, 38098, 43774, 225487, 450974, 9695941, 19391882]

約数ペア:

[(1, 19391882), (2, 9695941), (43, 450974), (86, 225487), (443, 43774), (509, 38098), (886, 21887), (1018, 19049)]