19018370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1049}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 40937400

約数和(自身を除く): 21919030

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1049, 1295, 1813, 2098, 2590, 3626, 5245, 7343, 9065, 10490, 14686, 18130, 36715, 38813, 51401, 73430, 77626, 102802, 194065, 257005, 271691, 388130, 514010, 543382, 1358455, 1901837, 2716910, 3803674, 9509185, 19018370]

約数ペア:

[(1, 19018370), (2, 9509185), (5, 3803674), (7, 2716910), (10, 1901837), (14, 1358455), (35, 543382), (37, 514010), (49, 388130), (70, 271691), (74, 257005), (98, 194065), (185, 102802), (245, 77626), (259, 73430), (370, 51401), (490, 38813), (518, 36715), (1049, 18130), (1295, 14686), (1813, 10490), (2098, 9065), (2590, 7343), (3626, 5245)]