20319744

素因数分解:

$2^9\times 3^1\times {\mathrm{13229}}^1$

素因数の和:13250

約数の個数: 40

約数和(自身を含む): 54137160

約数和(自身を除く): 33817416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13229, 26458, 39687, 52916, 79374, 105832, 158748, 211664, 317496, 423328, 634992, 846656, 1269984, 1693312, 2539968, 3386624, 5079936, 6773248, 10159872, 20319744]

約数ペア:

[(1, 20319744), (2, 10159872), (3, 6773248), (4, 5079936), (6, 3386624), (8, 2539968), (12, 1693312), (16, 1269984), (24, 846656), (32, 634992), (48, 423328), (64, 317496), (96, 211664), (128, 158748), (192, 105832), (256, 79374), (384, 52916), (512, 39687), (768, 26458), (1536, 13229)]