20121986307

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1\times {\mathrm{231359}}^1$

素因数の和:231962

約数の個数: 16

約数和(自身を含む): 27385620480

約数和(自身を除く): 7263634173

約数列:

[1, 3, 53, 159, 547, 1641, 28991, 86973, 231359, 694077, 12262027, 36786081, 126553373, 379660119, 6707328769, 20121986307]

約数ペア:

[(1, 20121986307), (3, 6707328769), (53, 379660119), (159, 126553373), (547, 36786081), (1641, 12262027), (28991, 694077), (86973, 231359)]