20375964

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11551}}^1$

素因数の和:11575

約数の個数: 54

約数和(自身を含む): 59920224

約数和(自身を除く): 39544260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11551, 23102, 34653, 46204, 69306, 80857, 103959, 138612, 161714, 207918, 242571, 323428, 415836, 485142, 565999, 727713, 970284, 1131998, 1455426, 1697997, 2263996, 2910852, 3395994, 5093991, 6791988, 10187982, 20375964]

約数ペア:

[(1, 20375964), (2, 10187982), (3, 6791988), (4, 5093991), (6, 3395994), (7, 2910852), (9, 2263996), (12, 1697997), (14, 1455426), (18, 1131998), (21, 970284), (28, 727713), (36, 565999), (42, 485142), (49, 415836), (63, 323428), (84, 242571), (98, 207918), (126, 161714), (147, 138612), (196, 103959), (252, 80857), (294, 69306), (441, 46204), (588, 34653), (882, 23102), (1764, 11551)]