19488441

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2269}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 29782400

約数和(自身を除く): 10293959

約数列:

[1, 3, 7, 21, 409, 1227, 2269, 2863, 6807, 8589, 15883, 47649, 928021, 2784063, 6496147, 19488441]

約数ペア:

[(1, 19488441), (3, 6496147), (7, 2784063), (21, 928021), (409, 47649), (1227, 15883), (2269, 8589), (2863, 6807)]