2018686768

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:567

約数の個数: 160

約数和(自身を含む): 4936826880

約数和(自身を除く): 2918140112

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 71, 76, 112, 124, 133, 142, 152, 217, 248, 266, 284, 304, 431, 434, 496, 497, 532, 568, 589, 862, 868, 994, 1064, 1136, 1178, 1349, 1724, 1736, 1988, 2128, 2201, 2356, 2698, 3017, 3448, 3472, 3976, 4123, 4402, 4712, 5396, 6034, 6896, 7952, 8189, 8246, 8804, 9424, 9443, 10792, 12068, 13361, 15407, 16378, 16492, 17608, 18886, 21584, 24136, 26722, 30601, 30814, 32756, 32984, 35216, 37772, 41819, 48272, 53444, 57323, 61202, 61628, 65512, 65968, 75544, 83638, 93527, 106888, 114646, 122404, 123256, 131024, 151088, 167276, 187054, 213776, 214207, 229292, 244808, 246512, 253859, 292733, 334552, 374108, 428414, 458584, 489616, 507718, 581419, 585466, 669104, 748216, 856828, 917168, 948631, 1015436, 1162838, 1170932, 1496432, 1713656, 1777013, 1897262, 2030872, 2325676, 2341864, 3427312, 3554026, 3794524, 4061744, 4069933, 4651352, 4683728, 6640417, 7108052, 7589048, 8139866, 9302704, 13280834, 14216104, 15178096, 16279732, 18023989, 26561668, 28432208, 32559464, 36047978, 53123336, 65118928, 72095956, 106246672, 126167923, 144191912, 252335846, 288383824, 504671692, 1009343384, 2018686768]

約数ペア:

[(1, 2018686768), (2, 1009343384), (4, 504671692), (7, 288383824), (8, 252335846), (14, 144191912), (16, 126167923), (19, 106246672), (28, 72095956), (31, 65118928), (38, 53123336), (56, 36047978), (62, 32559464), (71, 28432208), (76, 26561668), (112, 18023989), (124, 16279732), (133, 15178096), (142, 14216104), (152, 13280834), (217, 9302704), (248, 8139866), (266, 7589048), (284, 7108052), (304, 6640417), (431, 4683728), (434, 4651352), (496, 4069933), (497, 4061744), (532, 3794524), (568, 3554026), (589, 3427312), (862, 2341864), (868, 2325676), (994, 2030872), (1064, 1897262), (1136, 1777013), (1178, 1713656), (1349, 1496432), (1724, 1170932), (1736, 1162838), (1988, 1015436), (2128, 948631), (2201, 917168), (2356, 856828), (2698, 748216), (3017, 669104), (3448, 585466), (3472, 581419), (3976, 507718), (4123, 489616), (4402, 458584), (4712, 428414), (5396, 374108), (6034, 334552), (6896, 292733), (7952, 253859), (8189, 246512), (8246, 244808), (8804, 229292), (9424, 214207), (9443, 213776), (10792, 187054), (12068, 167276), (13361, 151088), (15407, 131024), (16378, 123256), (16492, 122404), (17608, 114646), (18886, 106888), (21584, 93527), (24136, 83638), (26722, 75544), (30601, 65968), (30814, 65512), (32756, 61628), (32984, 61202), (35216, 57323), (37772, 53444), (41819, 48272)]