18783020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49429}}^1$

素因数の和:49457

約数の個数: 24

約数和(自身を含む): 41521200

約数和(自身を除く): 22738180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49429, 98858, 197716, 247145, 494290, 939151, 988580, 1878302, 3756604, 4695755, 9391510, 18783020]

約数ペア:

[(1, 18783020), (2, 9391510), (4, 4695755), (5, 3756604), (10, 1878302), (19, 988580), (20, 939151), (38, 494290), (76, 247145), (95, 197716), (190, 98858), (380, 49429)]