19845964

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 37068696

約数和(自身を除く): 17222732

約数列:

[1, 2, 4, 23, 46, 83, 92, 113, 166, 226, 332, 452, 529, 1058, 1909, 2116, 2599, 3818, 5198, 7636, 9379, 10396, 18758, 37516, 43907, 59777, 87814, 119554, 175628, 215717, 239108, 431434, 862868, 4961491, 9922982, 19845964]

約数ペア:

[(1, 19845964), (2, 9922982), (4, 4961491), (23, 862868), (46, 431434), (83, 239108), (92, 215717), (113, 175628), (166, 119554), (226, 87814), (332, 59777), (452, 43907), (529, 37516), (1058, 18758), (1909, 10396), (2116, 9379), (2599, 7636), (3818, 5198)]