40821138

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{20431}}^1$

素因数の和:20479

約数の個数: 32

約数和(自身を含む): 93169920

約数和(自身を除く): 52348782

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 20431, 40862, 61293, 122586, 183879, 367758, 551637, 755947, 1103274, 1511894, 2267841, 4535682, 6803523, 13607046, 20410569, 40821138]

約数ペア:

[(1, 40821138), (2, 20410569), (3, 13607046), (6, 6803523), (9, 4535682), (18, 2267841), (27, 1511894), (37, 1103274), (54, 755947), (74, 551637), (111, 367758), (222, 183879), (333, 122586), (666, 61293), (999, 40862), (1998, 20431)]