19318706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 33652800

約数和(自身を除く): 14334094

約数列:

[1, 2, 11, 19, 22, 38, 113, 209, 226, 409, 418, 818, 1243, 2147, 2486, 4294, 4499, 7771, 8998, 15542, 23617, 46217, 47234, 85481, 92434, 170962, 508387, 878123, 1016774, 1756246, 9659353, 19318706]

約数ペア:

[(1, 19318706), (2, 9659353), (11, 1756246), (19, 1016774), (22, 878123), (38, 508387), (113, 170962), (209, 92434), (226, 85481), (409, 47234), (418, 46217), (818, 23617), (1243, 15542), (2147, 8998), (2486, 7771), (4294, 4499)]