26391988

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{373}}^1$

素因数の和:429

約数の個数: 54

約数和(自身を含む): 56855106

約数和(自身を除く): 30463118

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 361, 373, 532, 722, 746, 931, 1444, 1492, 1862, 2527, 2611, 3724, 5054, 5222, 7087, 10108, 10444, 14174, 17689, 18277, 28348, 35378, 36554, 49609, 70756, 73108, 99218, 134653, 198436, 269306, 347263, 538612, 694526, 942571, 1389052, 1885142, 3770284, 6597997, 13195994, 26391988]

約数ペア:

[(1, 26391988), (2, 13195994), (4, 6597997), (7, 3770284), (14, 1885142), (19, 1389052), (28, 942571), (38, 694526), (49, 538612), (76, 347263), (98, 269306), (133, 198436), (196, 134653), (266, 99218), (361, 73108), (373, 70756), (532, 49609), (722, 36554), (746, 35378), (931, 28348), (1444, 18277), (1492, 17689), (1862, 14174), (2527, 10444), (2611, 10108), (3724, 7087), (5054, 5222)]