198888496

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{428639}}^1$

素因数の和:428676

約数の個数: 20

約数和(自身を含む): 398635200

約数和(自身を除く): 199746704

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 428639, 857278, 1714556, 3429112, 6858224, 12430531, 24861062, 49722124, 99444248, 198888496]

約数ペア:

[(1, 198888496), (2, 99444248), (4, 49722124), (8, 24861062), (16, 12430531), (29, 6858224), (58, 3429112), (116, 1714556), (232, 857278), (464, 428639)]