2019490816

素因数分解:

$2^{10}\times 7^1\times {\mathrm{281737}}^1$

素因数の和:281764

約数の個数: 44

約数和(自身を含む): 4613741488

約数和(自身を除く): 2594250672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 281737, 563474, 1126948, 1972159, 2253896, 3944318, 4507792, 7888636, 9015584, 15777272, 18031168, 31554544, 36062336, 63109088, 72124672, 126218176, 144249344, 252436352, 288498688, 504872704, 1009745408, 2019490816]

約数ペア:

[(1, 2019490816), (2, 1009745408), (4, 504872704), (7, 288498688), (8, 252436352), (14, 144249344), (16, 126218176), (28, 72124672), (32, 63109088), (56, 36062336), (64, 31554544), (112, 18031168), (128, 15777272), (224, 9015584), (256, 7888636), (448, 4507792), (512, 3944318), (896, 2253896), (1024, 1972159), (1792, 1126948), (3584, 563474), (7168, 281737)]