19990824

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 59097600

約数和(自身を除く): 39106776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 89, 98, 147, 168, 178, 191, 196, 267, 294, 356, 382, 392, 534, 573, 588, 623, 712, 764, 1068, 1146, 1176, 1246, 1337, 1528, 1869, 2136, 2292, 2492, 2674, 3738, 4011, 4361, 4584, 4984, 5348, 7476, 8022, 8722, 9359, 10696, 13083, 14952, 16044, 16999, 17444, 18718, 26166, 28077, 32088, 33998, 34888, 37436, 50997, 52332, 56154, 67996, 74872, 101994, 104664, 112308, 118993, 135992, 203988, 224616, 237986, 356979, 407976, 475972, 713958, 832951, 951944, 1427916, 1665902, 2498853, 2855832, 3331804, 4997706, 6663608, 9995412, 19990824]

約数ペア:

[(1, 19990824), (2, 9995412), (3, 6663608), (4, 4997706), (6, 3331804), (7, 2855832), (8, 2498853), (12, 1665902), (14, 1427916), (21, 951944), (24, 832951), (28, 713958), (42, 475972), (49, 407976), (56, 356979), (84, 237986), (89, 224616), (98, 203988), (147, 135992), (168, 118993), (178, 112308), (191, 104664), (196, 101994), (267, 74872), (294, 67996), (356, 56154), (382, 52332), (392, 50997), (534, 37436), (573, 34888), (588, 33998), (623, 32088), (712, 28077), (764, 26166), (1068, 18718), (1146, 17444), (1176, 16999), (1246, 16044), (1337, 14952), (1528, 13083), (1869, 10696), (2136, 9359), (2292, 8722), (2492, 8022), (2674, 7476), (3738, 5348), (4011, 4984), (4361, 4584)]