1878902020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4944479}}^1$

素因数の和:4944507

約数の個数: 24

約数和(自身を含む): 4153363200

約数和(自身を除く): 2274461180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4944479, 9888958, 19777916, 24722395, 49444790, 93945101, 98889580, 187890202, 375780404, 469725505, 939451010, 1878902020]

約数ペア:

[(1, 1878902020), (2, 939451010), (4, 469725505), (5, 375780404), (10, 187890202), (19, 98889580), (20, 93945101), (38, 49444790), (76, 24722395), (95, 19777916), (190, 9888958), (380, 4944479)]