20347381248

素因数分解:

$2^9\times 3^1\times {\mathrm{349}}^1\times {\mathrm{37957}}^1$

素因数の和:38327

約数の個数: 80

約数和(自身を含む): 54363447600

約数和(自身を除く): 34016066352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 349, 384, 512, 698, 768, 1047, 1396, 1536, 2094, 2792, 4188, 5584, 8376, 11168, 16752, 22336, 33504, 37957, 44672, 67008, 75914, 89344, 113871, 134016, 151828, 178688, 227742, 268032, 303656, 455484, 536064, 607312, 910968, 1214624, 1821936, 2429248, 3643872, 4858496, 7287744, 9716992, 13246993, 14575488, 19433984, 26493986, 29150976, 39740979, 52987972, 58301952, 79481958, 105975944, 158963916, 211951888, 317927832, 423903776, 635855664, 847807552, 1271711328, 1695615104, 2543422656, 3391230208, 5086845312, 6782460416, 10173690624, 20347381248]

約数ペア:

[(1, 20347381248), (2, 10173690624), (3, 6782460416), (4, 5086845312), (6, 3391230208), (8, 2543422656), (12, 1695615104), (16, 1271711328), (24, 847807552), (32, 635855664), (48, 423903776), (64, 317927832), (96, 211951888), (128, 158963916), (192, 105975944), (256, 79481958), (349, 58301952), (384, 52987972), (512, 39740979), (698, 29150976), (768, 26493986), (1047, 19433984), (1396, 14575488), (1536, 13246993), (2094, 9716992), (2792, 7287744), (4188, 4858496), (5584, 3643872), (8376, 2429248), (11168, 1821936), (16752, 1214624), (22336, 910968), (33504, 607312), (37957, 536064), (44672, 455484), (67008, 303656), (75914, 268032), (89344, 227742), (113871, 178688), (134016, 151828)]