19405054

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{10289}}^1$

素因数の和:10355

約数の個数: 16

約数和(自身を含む): 31116960

約数和(自身を除く): 11711906

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 10289, 20578, 236647, 421849, 473294, 843698, 9702527, 19405054]

約数ペア:

[(1, 19405054), (2, 9702527), (23, 843698), (41, 473294), (46, 421849), (82, 236647), (943, 20578), (1886, 10289)]