664912

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{1433}}^1$

素因数の和:1470

約数の個数: 20

約数和(自身を含む): 1333620

約数和(自身を除く): 668708

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 1433, 2866, 5732, 11464, 22928, 41557, 83114, 166228, 332456, 664912]

約数ペア:

[(1, 664912), (2, 332456), (4, 166228), (8, 83114), (16, 41557), (29, 22928), (58, 11464), (116, 5732), (232, 2866), (464, 1433)]