81615412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{11071}}^1$

素因数の和:11191

約数の個数: 24

約数和(自身を含む): 151907840

約数和(自身を除く): 70292428

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 1843, 3686, 7372, 11071, 22142, 44284, 210349, 420698, 841396, 1073887, 2147774, 4295548, 20403853, 40807706, 81615412]

約数ペア:

[(1, 81615412), (2, 40807706), (4, 20403853), (19, 4295548), (38, 2147774), (76, 1073887), (97, 841396), (194, 420698), (388, 210349), (1843, 44284), (3686, 22142), (7372, 11071)]