219451234

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{19961}}^1$

素因数の和:20225

約数の個数: 16

約数和(自身を含む): 344943360

約数和(自身を除く): 125492126

約数列:

[1, 2, 23, 46, 239, 478, 5497, 10994, 19961, 39922, 459103, 918206, 4770679, 9541358, 109725617, 219451234]

約数ペア:

[(1, 219451234), (2, 109725617), (23, 9541358), (46, 4770679), (239, 918206), (478, 459103), (5497, 39922), (10994, 19961)]