19814044

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4349}}^1$

素因数の和:4437

約数の個数: 24

約数和(自身を含む): 37270800

約数和(自身を除く): 17456756

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4349, 4556, 8698, 17396, 73933, 147866, 291383, 295732, 582766, 1165532, 4953511, 9907022, 19814044]

約数ペア:

[(1, 19814044), (2, 9907022), (4, 4953511), (17, 1165532), (34, 582766), (67, 295732), (68, 291383), (134, 147866), (268, 73933), (1139, 17396), (2278, 8698), (4349, 4556)]