19237724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1069}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 36850800

約数和(自身を除く): 17613076

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1069, 1636, 2138, 4276, 4499, 8998, 11759, 17996, 23518, 47036, 437221, 874442, 1748884, 4809431, 9618862, 19237724]

約数ペア:

[(1, 19237724), (2, 9618862), (4, 4809431), (11, 1748884), (22, 874442), (44, 437221), (409, 47036), (818, 23518), (1069, 17996), (1636, 11759), (2138, 8998), (4276, 4499)]