19338163

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 22768128

約数和(自身を除く): 3429965

約数列:

[1, 13, 17, 53, 127, 169, 221, 689, 901, 1651, 2159, 2873, 6731, 8957, 11713, 21463, 28067, 87503, 114427, 152269, 364871, 1137539, 1487551, 19338163]

約数ペア:

[(1, 19338163), (13, 1487551), (17, 1137539), (53, 364871), (127, 152269), (169, 114427), (221, 87503), (689, 28067), (901, 21463), (1651, 11713), (2159, 8957), (2873, 6731)]