19802962

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1$

素因数の和:1017

約数の個数: 16

約数和(自身を含む): 30523680

約数和(自身を除く): 10720718

約数列:

[1, 2, 43, 86, 409, 563, 818, 1126, 17587, 24209, 35174, 48418, 230267, 460534, 9901481, 19802962]

約数ペア:

[(1, 19802962), (2, 9901481), (43, 460534), (86, 230267), (409, 48418), (563, 35174), (818, 24209), (1126, 17587)]