19723282

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2731}}^1$

素因数の和:2913

約数の個数: 16

約数和(自身を含む): 31079232

約数和(自身を除く): 11355950

約数列:

[1, 2, 23, 46, 157, 314, 2731, 3611, 5462, 7222, 62813, 125626, 428767, 857534, 9861641, 19723282]

約数ペア:

[(1, 19723282), (2, 9861641), (23, 857534), (46, 428767), (157, 125626), (314, 62813), (2731, 7222), (3611, 5462)]