20911186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5477}}^1$

素因数の和:5585

約数の個数: 16

約数和(自身を含む): 33130944

約数和(自身を除く): 12219758

約数列:

[1, 2, 23, 46, 83, 166, 1909, 3818, 5477, 10954, 125971, 251942, 454591, 909182, 10455593, 20911186]

約数ペア:

[(1, 20911186), (2, 10455593), (23, 909182), (46, 454591), (83, 251942), (166, 125971), (1909, 10954), (3818, 5477)]