19895808

素因数分解:

$2^9\times 3^1\times {\mathrm{12953}}^1$

素因数の和:12974

約数の個数: 40

約数和(自身を含む): 53007768

約数和(自身を除く): 33111960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 12953, 25906, 38859, 51812, 77718, 103624, 155436, 207248, 310872, 414496, 621744, 828992, 1243488, 1657984, 2486976, 3315968, 4973952, 6631936, 9947904, 19895808]

約数ペア:

[(1, 19895808), (2, 9947904), (3, 6631936), (4, 4973952), (6, 3315968), (8, 2486976), (12, 1657984), (16, 1243488), (24, 828992), (32, 621744), (48, 414496), (64, 310872), (96, 207248), (128, 155436), (192, 103624), (256, 77718), (384, 51812), (512, 38859), (768, 25906), (1536, 12953)]