19841663

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 21663936

約数和(自身を除く): 1822273

約数列:

[1, 23, 41, 53, 397, 943, 1219, 2173, 9131, 16277, 21041, 49979, 374371, 483943, 862681, 19841663]

約数ペア:

[(1, 19841663), (23, 862681), (41, 483943), (53, 374371), (397, 49979), (943, 21041), (1219, 16277), (2173, 9131)]