137129584

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{209039}}^1$

素因数の和:209088

約数の個数: 20

約数和(自身を含む): 272170080

約数和(自身を除く): 135040496

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 209039, 418078, 836156, 1672312, 3344624, 8570599, 17141198, 34282396, 68564792, 137129584]

約数ペア:

[(1, 137129584), (2, 68564792), (4, 34282396), (8, 17141198), (16, 8570599), (41, 3344624), (82, 1672312), (164, 836156), (328, 418078), (656, 209039)]