18768345

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{54401}}^1$

素因数の和:54432

約数の個数: 16

約数和(自身を含む): 31335552

約数和(自身を除く): 12567207

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 54401, 163203, 272005, 816015, 1251223, 3753669, 6256115, 18768345]

約数ペア:

[(1, 18768345), (3, 6256115), (5, 3753669), (15, 1251223), (23, 816015), (69, 272005), (115, 163203), (345, 54401)]