19715328

素因数分解:

$2^8\times 3^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 108

約数和(自身を含む): 58458400

約数和(自身を除く): 38743072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 128, 129, 144, 172, 192, 199, 256, 258, 288, 344, 384, 387, 398, 516, 576, 597, 688, 768, 774, 796, 1032, 1152, 1194, 1376, 1548, 1592, 1791, 2064, 2304, 2388, 2752, 3096, 3184, 3582, 4128, 4776, 5504, 6192, 6368, 7164, 8256, 8557, 9552, 11008, 12384, 12736, 14328, 16512, 17114, 19104, 24768, 25472, 25671, 28656, 33024, 34228, 38208, 49536, 50944, 51342, 57312, 68456, 76416, 77013, 99072, 102684, 114624, 136912, 152832, 154026, 205368, 229248, 273824, 308052, 410736, 458496, 547648, 616104, 821472, 1095296, 1232208, 1642944, 2190592, 2464416, 3285888, 4928832, 6571776, 9857664, 19715328]

約数ペア:

[(1, 19715328), (2, 9857664), (3, 6571776), (4, 4928832), (6, 3285888), (8, 2464416), (9, 2190592), (12, 1642944), (16, 1232208), (18, 1095296), (24, 821472), (32, 616104), (36, 547648), (43, 458496), (48, 410736), (64, 308052), (72, 273824), (86, 229248), (96, 205368), (128, 154026), (129, 152832), (144, 136912), (172, 114624), (192, 102684), (199, 99072), (256, 77013), (258, 76416), (288, 68456), (344, 57312), (384, 51342), (387, 50944), (398, 49536), (516, 38208), (576, 34228), (597, 33024), (688, 28656), (768, 25671), (774, 25472), (796, 24768), (1032, 19104), (1152, 17114), (1194, 16512), (1376, 14328), (1548, 12736), (1592, 12384), (1791, 11008), (2064, 9552), (2304, 8557), (2388, 8256), (2752, 7164), (3096, 6368), (3184, 6192), (3582, 5504), (4128, 4776)]