19479988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19249}}^1$

素因数の和:19287

約数の個数: 24

約数和(自身を含む): 38808000

約数和(自身を除く): 19328012

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19249, 38498, 76996, 211739, 423478, 442727, 846956, 885454, 1770908, 4869997, 9739994, 19479988]

約数ペア:

[(1, 19479988), (2, 9739994), (4, 4869997), (11, 1770908), (22, 885454), (23, 846956), (44, 442727), (46, 423478), (92, 211739), (253, 76996), (506, 38498), (1012, 19249)]