18141580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47741}}^1$

素因数の和:47769

約数の個数: 24

約数和(自身を含む): 40103280

約数和(自身を除く): 21961700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 47741, 95482, 190964, 238705, 477410, 907079, 954820, 1814158, 3628316, 4535395, 9070790, 18141580]

約数ペア:

[(1, 18141580), (2, 9070790), (4, 4535395), (5, 3628316), (10, 1814158), (19, 954820), (20, 907079), (38, 477410), (76, 238705), (95, 190964), (190, 95482), (380, 47741)]