18311368

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 16939832

約数列:

[1, 2, 4, 8, 67, 127, 134, 254, 268, 269, 508, 536, 538, 1016, 1076, 2152, 8509, 17018, 18023, 34036, 34163, 36046, 68072, 68326, 72092, 136652, 144184, 273304, 2288921, 4577842, 9155684, 18311368]

約数ペア:

[(1, 18311368), (2, 9155684), (4, 4577842), (8, 2288921), (67, 273304), (127, 144184), (134, 136652), (254, 72092), (268, 68326), (269, 68072), (508, 36046), (536, 34163), (538, 34036), (1016, 18023), (1076, 17018), (2152, 8509)]