202118986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{72031}}^1$

素因数の和:72117

約数の個数: 16

約数和(自身を含む): 321550848

約数和(自身を除く): 119431862

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 72031, 144062, 1656713, 3313426, 4393891, 8787782, 101059493, 202118986]

約数ペア:

[(1, 202118986), (2, 101059493), (23, 8787782), (46, 4393891), (61, 3313426), (122, 1656713), (1403, 144062), (2806, 72031)]