20218558457

素因数分解:

${\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1\times {\mathrm{19753}}^1$

素因数の和:20200

約数の個数: 16

約数和(自身を含む): 21300185088

約数和(自身を除く): 1081626631

約数列:

[1, 23, 191, 233, 4393, 5359, 19753, 44503, 454319, 1023569, 3772823, 4602449, 86774929, 105856327, 879067759, 20218558457]

約数ペア:

[(1, 20218558457), (23, 879067759), (191, 105856327), (233, 86774929), (4393, 4602449), (5359, 3772823), (19753, 1023569), (44503, 454319)]