1998371.00000000

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:853

約数の個数: 16

約数和(自身を含む): 38724480

約数和(自身を除く): 13330822

約数列:

[1, 2, 89, 178, 331, 431, 662, 862, 29459, 38359, 58918, 76718, 142661, 285322, 12696829, 25393658]

約数ペア:

[(1, 25393658), (2, 12696829), (89, 285322), (178, 142661), (331, 76718), (431, 58918), (662, 38359), (862, 29459)]