1665584

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2539}}^1$

素因数の和:2588

約数の個数: 20

約数和(自身を含む): 3307080

約数和(自身を除く): 1641496

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2539, 5078, 10156, 20312, 40624, 104099, 208198, 416396, 832792, 1665584]

約数ペア:

[(1, 1665584), (2, 832792), (4, 416396), (8, 208198), (16, 104099), (41, 40624), (82, 20312), (164, 10156), (328, 5078), (656, 2539)]