1900975986

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12479}}^1$

素因数の和:12541

約数の個数: 128

約数和(自身を含む): 5367398400

約数和(自身を除く): 3466422414

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 182, 186, 189, 217, 234, 273, 279, 351, 378, 403, 434, 546, 558, 651, 702, 806, 819, 837, 1209, 1302, 1638, 1674, 1953, 2418, 2457, 2821, 3627, 3906, 4914, 5642, 5859, 7254, 8463, 10881, 11718, 12479, 16926, 21762, 24958, 25389, 37437, 50778, 74874, 76167, 87353, 112311, 152334, 162227, 174706, 224622, 262059, 324454, 336933, 386849, 486681, 524118, 673866, 773698, 786177, 973362, 1135589, 1160547, 1460043, 1572354, 2271178, 2321094, 2358531, 2707943, 2920086, 3406767, 3481641, 4380129, 4717062, 5029037, 5415886, 6813534, 6963282, 8123829, 8760258, 10058074, 10220301, 10444923, 15087111, 16247658, 20440602, 20889846, 24371487, 30174222, 30660903, 35203259, 45261333, 48742974, 61321806, 70406518, 73114461, 90522666, 105609777, 135783999, 146228922, 211219554, 271567998, 316829331, 633658662, 950487993, 1900975986]

約数ペア:

[(1, 1900975986), (2, 950487993), (3, 633658662), (6, 316829331), (7, 271567998), (9, 211219554), (13, 146228922), (14, 135783999), (18, 105609777), (21, 90522666), (26, 73114461), (27, 70406518), (31, 61321806), (39, 48742974), (42, 45261333), (54, 35203259), (62, 30660903), (63, 30174222), (78, 24371487), (91, 20889846), (93, 20440602), (117, 16247658), (126, 15087111), (182, 10444923), (186, 10220301), (189, 10058074), (217, 8760258), (234, 8123829), (273, 6963282), (279, 6813534), (351, 5415886), (378, 5029037), (403, 4717062), (434, 4380129), (546, 3481641), (558, 3406767), (651, 2920086), (702, 2707943), (806, 2358531), (819, 2321094), (837, 2271178), (1209, 1572354), (1302, 1460043), (1638, 1160547), (1674, 1135589), (1953, 973362), (2418, 786177), (2457, 773698), (2821, 673866), (3627, 524118), (3906, 486681), (4914, 386849), (5642, 336933), (5859, 324454), (7254, 262059), (8463, 224622), (10881, 174706), (11718, 162227), (12479, 152334), (16926, 112311), (21762, 87353), (24958, 76167), (25389, 74874), (37437, 50778)]