38542165

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 49487328

約数和(自身を除く): 10945163

約数列:

[1, 5, 19, 95, 131, 163, 361, 655, 815, 1805, 2489, 3097, 12445, 15485, 21353, 47291, 58843, 106765, 236455, 294215, 405707, 2028535, 7708433, 38542165]

約数ペア:

[(1, 38542165), (5, 7708433), (19, 2028535), (95, 405707), (131, 294215), (163, 236455), (361, 106765), (655, 58843), (815, 47291), (1805, 21353), (2489, 15485), (3097, 12445)]