20047872

素因数分解:

$2^{11}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 57788640

約数和(自身を除く): 37740768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 251, 256, 312, 384, 416, 502, 512, 624, 753, 768, 832, 1004, 1024, 1248, 1506, 1536, 1664, 2008, 2048, 2496, 3012, 3072, 3263, 3328, 4016, 4992, 6024, 6144, 6526, 6656, 8032, 9789, 9984, 12048, 13052, 13312, 16064, 19578, 19968, 24096, 26104, 26624, 32128, 39156, 39936, 48192, 52208, 64256, 78312, 79872, 96384, 104416, 128512, 156624, 192768, 208832, 257024, 313248, 385536, 417664, 514048, 626496, 771072, 835328, 1252992, 1542144, 1670656, 2505984, 3341312, 5011968, 6682624, 10023936, 20047872]

約数ペア:

[(1, 20047872), (2, 10023936), (3, 6682624), (4, 5011968), (6, 3341312), (8, 2505984), (12, 1670656), (13, 1542144), (16, 1252992), (24, 835328), (26, 771072), (32, 626496), (39, 514048), (48, 417664), (52, 385536), (64, 313248), (78, 257024), (96, 208832), (104, 192768), (128, 156624), (156, 128512), (192, 104416), (208, 96384), (251, 79872), (256, 78312), (312, 64256), (384, 52208), (416, 48192), (502, 39936), (512, 39156), (624, 32128), (753, 26624), (768, 26104), (832, 24096), (1004, 19968), (1024, 19578), (1248, 16064), (1506, 13312), (1536, 13052), (1664, 12048), (2008, 9984), (2048, 9789), (2496, 8032), (3012, 6656), (3072, 6526), (3263, 6144), (3328, 6024), (4016, 4992)]