208993648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{768359}}^1$

素因数の和:768384

約数の個数: 20

約数和(自身を含む): 428744880

約数和(自身を除く): 219751232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 768359, 1536718, 3073436, 6146872, 12293744, 13062103, 26124206, 52248412, 104496824, 208993648]

約数ペア:

[(1, 208993648), (2, 104496824), (4, 52248412), (8, 26124206), (16, 13062103), (17, 12293744), (34, 6146872), (68, 3073436), (136, 1536718), (272, 768359)]