19939488

素因数分解:

$2^5\times 3^1\times {\mathrm{229}}^1\times {\mathrm{907}}^1$

素因数の和:1149

約数の個数: 48

約数和(自身を含む): 52627680

約数和(自身を除く): 32688192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 229, 458, 687, 907, 916, 1374, 1814, 1832, 2721, 2748, 3628, 3664, 5442, 5496, 7256, 7328, 10884, 10992, 14512, 21768, 21984, 29024, 43536, 87072, 207703, 415406, 623109, 830812, 1246218, 1661624, 2492436, 3323248, 4984872, 6646496, 9969744, 19939488]

約数ペア:

[(1, 19939488), (2, 9969744), (3, 6646496), (4, 4984872), (6, 3323248), (8, 2492436), (12, 1661624), (16, 1246218), (24, 830812), (32, 623109), (48, 415406), (96, 207703), (229, 87072), (458, 43536), (687, 29024), (907, 21984), (916, 21768), (1374, 14512), (1814, 10992), (1832, 10884), (2721, 7328), (2748, 7256), (3628, 5496), (3664, 5442)]