42390928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{155849}}^1$

素因数の和:155874

約数の個数: 20

約数和(自身を含む): 86964300

約数和(自身を除く): 44573372

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 155849, 311698, 623396, 1246792, 2493584, 2649433, 5298866, 10597732, 21195464, 42390928]

約数ペア:

[(1, 42390928), (2, 21195464), (4, 10597732), (8, 5298866), (16, 2649433), (17, 2493584), (34, 1246792), (68, 623396), (136, 311698), (272, 155849)]