12540038

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47143}}^1$

素因数の和:47171

約数の個数: 16

約数和(自身を含む): 22629120

約数和(自身を除く): 10089082

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 47143, 94286, 330001, 660002, 895717, 1791434, 6270019, 12540038]

約数ペア:

[(1, 12540038), (2, 6270019), (7, 1791434), (14, 895717), (19, 660002), (38, 330001), (133, 94286), (266, 47143)]