197885990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{534827}}^1$

素因数の和:534871

約数の個数: 16

約数和(自身を含む): 365822352

約数和(自身を除く): 167936362

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 534827, 1069654, 2674135, 5348270, 19788599, 39577198, 98942995, 197885990]

約数ペア:

[(1, 197885990), (2, 98942995), (5, 39577198), (10, 19788599), (37, 5348270), (74, 2674135), (185, 1069654), (370, 534827)]